html,
body,
div,
span,
applet,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
a,
abbr,
acronym,
address,
big,
cite,
code,
del,
dfn,
em,
font,
img,
ins,
kbd,
q,
s,
samp,
small,
strike,
strong,
sub,
sup,
tt,
var,
b,
u,
i,
center,
dl,
dt,
dd,
ol,
ul,
li,
fieldset,
form,
label,
legend,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
textarea,
input {
    margin: 0;
    padding: 0;
}

address,
cite,
dfn,
em,
var,
i {
    font-style: normal;
}
@font-face {
    font-family: SourceHanSansCN-Normal;
    src: url('SourceHanSansCN-Normal.otf');
}

@font-face {
    font-family: SourceHanSansSC-regular;
    src: url('SourceHanSansCN-Regular.otf');
}

@font-face {
    font-family: SourceHanSansSC-light;
    src: url('SourceHanSansCN-Light.otf');
}

@font-face {
    font-family: SourceHanSansSC-medium;
    src: url('SourceHanSansCN-Medium.otf');
}

@font-face {
    font-family: SourceHanSansSC-bold;
    src: url('SourceHanSansCN-Bold.otf');
}

body {
    font-size: 14px;
    line-height: 1;
    color: #333;
    font-family: SourceHanSansSC-light;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

h1,
h2,
h3,
h4,
h5,
h6,
th {
    font-size: 100%;
    font-weight: normal;
}

button,
input,
select,
textarea {
    font-size: 100%;
    border: 0;
    background: none;
}

fieldset,
img {
    border: 0;
}

a {
    color: #333;
}

a,
img {
    -webkit-touch-callout: none;
}

img {
    display: block;
}

li img {
    transition: all 0.3s;
}

a,
a:active,
a:focus,
a:hover,
a:visited {
    text-decoration: none;
}

input[type=password],
input[type=text],
textarea {
    resize: none;
    outline: 0;
    -webkit-appearance: none;
    white-space: pre-wrap;
    word-wrap: break-word;
    background: none;
    outline: none
}

.li,
.dd {
    cursor: pointer;
}

ul,
ol {
    list-style: none;
}

:focus {
    outline: none;
}

ul::after {
    content: '';
    display: block;
    clear: both;
}

.left {
    float: left;
}

.right {
    float: right;
}

.clearfix {
    clear: both;
}

.container::after {
    content: '';
    display: block;
    clear: both;
}

.l_img {
    width: 100%;
    height: 0;
    padding-bottom: 100%;
    overflow: hidden;
    background-position: center center;
    background-repeat: no-repeat;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    background-size: cover;
    position: relative;
}

.l_img img {
    max-width: 100%;
    position: absolute;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    margin: auto;
}

* {
    transition: .3s all linear;
    -ms-transition: .3s all linear;
    -moz-transition: .3s all linear;
    -webkit-transition: .3s all linear;
    -o-transition: .3s all linear;
}
/* CSS Document */
.w1684{
    width: 1684px;
    margin: 0 auto;
    clear: both;
}
.w1684::after{
    content: '';
    display: block;
    clear: both;
}
.w1510{
    width: 1510px;
    margin: 0 auto;
    clear: both;
}
.w1510::after{
    content: '';
    display: block;
    clear: both;
}
.w1373{
    width: 1373px;
    margin: 0 auto;
    clear: both;
}
.w1373::after{
    content: '';
    display: block;
    clear: both;
}
.header{
    width: 100%;
    height: 120px;
}
.header .logo {
    width: 142px;
    height: 120px;
    display: flex;
    justify-content: center;
    align-items: center;
    float: left;
}
.header .logo img{
    max-width: 100%;
    opacity: .85;
}
.header .lie{
    float: left;
    margin-left: 403px;
    line-height: 120px;
}
.header .lie li{
    float: left;
    margin-right: 78px;
    position: relative;
}
.header .lie li .tank {
    width: 140px;
    background-color: #fff;
    display: none;
    left: -35px;
    top: 123px;
    position: absolute;
    z-index: 2;
    padding-bottom: 14px;
    padding-top: 14px;
    box-sizing: border-box;
}
.header .lie li .tank1{
    width: 253px;
    left: -91px;
}
.header .lie li .tank a {
    text-align: center;
    display: block;
    font-size: 16px;
    line-height: 35px;
    color: #6f6f6f;
}
.header .lie li:hover .tank{
    display: block;
}
.header .lie li.this::after{
    content: '';
    display: block;
    width: 54px;
    height: 3px;
    background: #be1f1f;
    position: absolute;
    left: calc(50% - 27px);
    bottom: 0;
}
.header .lie li::after{
    content: '';
    width: 54px;
    height: 3px;
    background: #be1f1f;
    position: absolute;
    left: calc(50% - 27px);
    bottom: 0;
    display: none;
}
.header .lie li:hover::after{
    display: block;
}
.header .lie li a{
    font-size: 18px;
    color: #121212;
    box-sizing: border-box;
}
.header form {
    float: right;
    width: 16%;
    line-height: 120px;
}
.header form input {
    width: 100%;
    border: 1px solid #515151;
    box-sizing: border-box;
    line-height: 36px;
    border-radius: 18px;
    padding-left: 16px;
}
.header form button {
    width: 12%;
    float: right;
    margin-right: 5px;
    margin-top: -72px;
    position: relative;
    z-index: 99;
    cursor: pointer;
    padding: 0!important;
}
.header form button img{
    width: 22px;
    height: 22px;
}
.footer{
    width: 100%;
    background-color: #f5f5f5;
}
.footer .f1{
    width: 100%;
    display: inline-block;
    border-bottom: 1px solid #dcdcdc;
    box-sizing: border-box;
    padding: 49px 0px 34px;
}
.footer .f1 .lj{
    font-size: 16px;
    float: left;
    margin-right: 48px;
    margin-top: 11px;
}
.footer .f1 .tb{
    float: right;
}
.footer .f1 .tb a{
    float: left;
    width: 38px;
    height: 38px;
    border-radius: 100%;
    border: 1px solid #717171;
    display:flex;
    justify-content:center;
    align-items:center; 
    margin-left: 26px;
    overflow: hidden;
}
.footer .f1 .tb a:hover{
    background-color: #bf1f1f;
    border: 1px solid #bf1f1f;
}
.footer .f1 .tb a img{
    max-width: 100%;
    transition: 0s all linear !important;
    -ms-transition: 0s all linear !important;
    -moz-transition: 0s all linear !important;
    -webkit-transition: 0s all linear !important;
    -o-transition: 0s all linear !important;

}
.footer .f1 .tb a:hover img{
    filter: drop-shadow(50px 50px #fff);
    margin-top: -100px;
    margin-left: -100px;
}
.footer .f2{
    width: 100%;
    display: inline-block;
    padding: 49px 0px 59px;
}
.footer .f2 .lie{
    float: left;
    margin-right: 117px;
}
.footer .f2 .lie span{
    font-size: 18px;
    font-weight: bold;
    display: inline-block;
    margin-bottom: 17px;
    margin-top: 13px;
}
.footer .f2 .lie li a{
    color: #686868;
    font-size: 16px;
    line-height: 36px;
}
.footer .f2 .lie2{
    margin-right: 113px;
}
.footer .f2 .lie3{
    margin-right: 106px;
}
.footer .f2 .lie4{
    margin-right: 0px;
}
.footer .f2 .f3{
    float: right;
    width: 26%;
    margin-left: 166px;
}
.footer .f2 .f3 .logo {
    margin-bottom: 43px;
    width: 30.1%;
}
.footer .f2 .f3 .logo img{
    max-width: 100%;
    opacity: .85;
}
.footer .f2 .f3 .dz{
    margin-bottom: 11px;
    display: inline-block;
}
.footer .f2 .f3 .dz1{
    margin-bottom: 0px;
    display: block;
}
.footer .f2 .f3 .dz .tu{
    width: 20px;
    height: 20px;
    float: left;
    margin: 7px 19px 2px 0px;
}
.footer .f2 .f3 .dz .wb{
    font-size: 16px;
    color: #747474;
    line-height: 26px;
    float: left;
}
.footer .f2 .f3 .dz .wd{
    font-size: 16px;
    color: #747474;
    line-height: 26px;
    display: flow-root;
}
.footer .ma{
    float: right;
    width: 8.3%;
    margin-top: 13px;
}
.footer .ma img{
    max-width: 100%;
}
.footer .ma p{
    text-align: center;
    font-size: 16px;
    margin-top: 18px;
}
.footer-1{
    width: 100%;
    font-size: 16px;
    line-height: 46px;
    text-align: center;
    color: #a4a4a8;
    background-color: #02011a;
}

/* 首页 */
.ztu{
    width: 100%;
}
.ztu img{
    max-width: 100%;
}
.sec-a1{
    width: 100%;
    padding: 85px 0px 98px;
}
.sec-a1 .tm{
    width: 100%;
    display: inline-block;
}
.sec-a1 .tm .l{
    float: left;
    width: 50%;
}
.sec-a1 .tm .r{
    float: right;
    width: 50%;
}
.dbt{
    font-size: 46.58px;
    font-weight: bold;
    color: #cccccc;
}
.tz{
    width: 100%;
    display: inline-block;
}
.xbt-5{
    font-size: 34.6px;
    font-weight: bold;
    color: #121212;
    margin-top: 10px;
}
.sec-a1 .tm .r a{
    float: right;
    font-size: 14px;
    color: #5f5f5f;
    border: 1px solid #cccccc;
    box-sizing: border-box;
    padding: 26px 53px 26px 63px;
    margin-top: 26px;
}
.sec-a1 .tm .r a:hover{
    background-color: #be1f1f;
    border: 1px solid #be1f1f;
    color: #fff;
}
.sec-a1 .ban{
    width: 100%;
    display: inline-block;
    padding: 77px 0px 0px;
}
.sec-a1 .ban .baiban{
    width: 24.5%;
    float: left;
    margin-right: 0.668%;
}
.sec-a1 .ban .baiban .tu{
    width: 100%;
    border: 1px solid #e5e5e5;
}
.sec-a1 .ban .baiban .tu .l_img{
    padding-bottom: 75%;
}
.sec-a1 .ban .baiban p{
    color: #121212;
    font-size: 20px;
    text-align: center;
    margin-top: 31px;
}
.sec-a1 .ban .baiban:nth-child(4){
    margin-right: 0px;
}
.sec-a2{
    width: 100%;
    background-image: url(../images/R1-bj.png);
    background-repeat: no-repeat;
    padding-top: 100px;
    box-sizing: border-box;
}
.sec-a2 .bt{
    color: #000000;
    font-size: 46.58px;
    font-weight: bold;
    text-align: center;
}
.sec-a2 .xbt{
    color: #000000;
    font-size: 34.6px;
    font-weight: bold;
    text-align: center;
    margin-top: 17px;
}
.sec-a2 .text{
    text-align: center;
    font-size: 17px;
    line-height: 36px;
    margin-top: 41px;
}
.sec-a2 .q1{
    width: 100%;
}
.sec-a2 .q1 a{
    color: #fff;
    font-size: 14px;
    font-weight: bold;
    text-align: center;
    width: 215px;
    height: 215px;
    background-image: url(../images/R1-tu5.png);
    background-size: 100%;
    background-repeat: no-repeat;
    margin: 7px auto;
    box-sizing: border-box;
    display:flex;
    justify-content:center;
    align-items:center;
}
.sec-a2 .q1 a span{
    display: block;
}
.sec-a2 .bai{
    width: 100%;
    margin-top: 10px;
}
.sec-a2 .bai a{
    width: 33%;
    float: left;
    background-color: #fff;
    box-sizing: border-box;
    padding: 55px 72px 33px 63px;
}
.sec-a2 .bai a .l{
    float: left;
    width: 54%;
}
.sec-a2 .bai a .l .bt-1{
    font-size: 23.14px;
    font-weight: bold;
}
.sec-a2 .bai a .l .xbt-1{
    color: #a3a3a3;
    margin-top: 10px;
}
.sec-a2 .bai a .r{
    float: right;
    width: 46%;
}
.sec-a2 .bai a .r .tu{
    width: 34px;
    height: 34px;
    float: right;
    margin-top: 72px;
}
.sec-a2 .bai a .r .tu img{
    width: 100%;
}
.sec-a2 .bai a:nth-child(2){
    box-sizing: border-box;
    border-left: 1px solid #e5e5e5;
    border-right: 1px solid #e5e5e5;
}
.sec-a3{
    width: 100%;
    background-color: #f5f5f5;
    padding: 109px 0px 126px;
}
.sec-a3 .bai{
    width: 100%;
    display: inline-block;
    margin-top: 60px;
}
.sec-a3 .bai .l{
    float: left;
    width: 34.57%;
}
.sec-a3 .bai .l .baiban{
    width: 100%;
    background-color: #fff;
}
.sec-a3 .bai .l .baiban{
    width: 100%;
}
.sec-a3 .bai .l .baiban .tu img{
    max-width: 100%;
    width: 100%;
}
.sec-a3 .bai .l .baiban .text{
    width: 100%;
    display: inline-block;
    box-sizing: border-box;
    padding: 44px 49px 63px 53px;
}
.sec-a3 .bai .l .baiban .text .time{
    width: 100%;
    color: #8d8d8d;
    font-size: 12.82px;
}
.sec-a3 .bai .l .baiban .text .wb{
    font-size: 20.98px;
    font-weight: bold;
    width: 56%;
    line-height: 38.05px;
    margin-top: 15px;
    float: left;
}
.sec-a3 .bai .l .baiban .text a{
    font-size: 18px;
    color: #414141;
    font-weight: bold;
    border: 2px solid #d5d5d5;
    width: 46px;
    line-height: 42px;
    border-radius: 100%;
    float: right;
    text-align: center;
    margin-top: 37px;
    box-sizing: border-box;
}
.sec-a3 .bai .l .baiban .text a:hover{
    border:2px solid #bf1f1f;
    color: #fff;
    background-color: #bf1f1f;
    box-shadow: 0 8px 8px 0 rgba(191, 31, 31, 0.2);
}
.sec-a3 .bai .r{
    float: right;
    width: 62.914%;
    background-color: #fff;
    box-sizing: border-box;
    padding: 64px 64px 0px 72px;
}
.sec-a3 .bai .r .baiban{
    width: 100%;
    display: inline-block;
    margin-bottom: 56px;
}
.sec-a3 .bai .r .baiban .t{
    float: left;
    width: 8%;
    margin-right: 37px;
}
.sec-a3 .bai .r .baiban .t .day{
    font-size: 53.2px;
    font-weight: bold;
    color: #000000;
}
.sec-a3 .bai .r .baiban .t .time{
    color: #d5d5d5;
    font-size: 12.82px;
    text-align: center;
    margin-top: 15px;
}
.sec-a3 .bai .r .baiban .wb{
    float: left;
    width: 74%;
    border-left: 1px solid #e5e5e5;
    box-sizing: border-box;
    padding-left: 54px;
}
.sec-a3 .bai .r .baiban .wb .bt{
    font-size: 20.98px;
    font-weight: bold;
    color: #000000;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    line-clamp: 2;
    -webkit-box-orient: vertical;
}
.sec-a3 .bai .r .baiban .wb .text{
    font-size: 16px;
    color: #585858;
    line-height: 30px;
    margin-top: 21px;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
}
.sec-a3 .bai .r .baiban .z {
    float: right;
    width: 4.8%;
}
.sec-a3 .bai .r .baiban .z .tz{
    float: right;
    font-size: 18px;
    color: #414141;
    font-weight: bold;
    border: 2px solid #d5d5d5;
    width: 46px;
    line-height: 42px;
    border-radius: 100%;
    text-align: center;
    margin-top: 20px;
    box-sizing: border-box;
}
.sec-a3 .bai .r .baiban:hover .t .day{
    color: #bf1f1f;
}
.sec-a3 .bai .r .baiban:hover .z .tz{
    border:2px solid #bf1f1f;
    color: #fff;
    background-color: #bf1f1f;
    box-shadow: 0 8px 8px 0 rgba(191, 31, 31, 0.2);
}
.sec-a4{
    width: 100%;
    padding: 106px 0px 52px;
}
.sec-a4 .dbt{
    text-align: center;
}
.sec-a4 .xbt{
    text-align: center;
    font-size: 34.6px;
    font-weight: bold;
    color: #121212;
    margin-top: 15px;
}
.sec-a4 .cen{
    width: 100%;
    padding: 91px 0px 0px;
}
.sec-a4 .cen .bai{
    width: 100%;
    /* height: 412px; */
    position: relative;
    overflow: hidden;
}
.sec-a4 .cen .bai .lie {
    width: 13.79%;
    float: left;
    margin-left: 106px;
    /* margin-right: 88px; */
}
.sec-a4 .cen .bai .lie li{
    margin-bottom: 64px;
}
.sec-a4 .cen .bai .lie li a{
    font-size: 18px;
    color: #101010;
    font-weight: bold;
}
.sec-a4 .cen .bai .lie li a span{
    width: 36.202%;
    height: 1px;
    background-color: transparent;
    float: left;
    margin-right: 28px;
    margin-top: 9px;
}
.sec-a4 .cen .bai .lie li a:hover{
    color: #bf1f1f;
}
.sec-a4 .cen .bai .lie li.this a{
    color: #bf1f1f;
}

.sec-a4 .cen .bai .lie li.this a span{
    background-color: #bf1f1f;
}
.sec-a4 .cen .bai .baiban{
   

}

.sec-a4 .cen .bai .baiban .l_img{
    padding-bottom: 65%;
}
.sec-a4 .cen .bai .baiban p{
    text-align: center;
    font-weight: bold;
    margin-top: 38px;
    font-size: 20px;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    line-clamp: 1;
    -webkit-box-orient: vertical;
    margin-bottom: 35px;
}
.sec-a4 .cen .bai .s{
    width: 75.32%;
    float: right;
    display: none;
}
.sec-a4 .cen .bai .s:nth-child(2){
    display: block;
}
.sec-a4 .cen .bai .swiper01{
    width: 99%;
    /* margin-right: 14px; */
    margin: 0;
}
.sec-a4 .cen .bai .swiper-pagination01 {
    bottom: 160px;
    left: 269px;
    width: 0%;
    color: #b4b4b4;
}
.sec-a4 .cen .bai .swiper-pagination01 .swiper-pagination-current{
    font-size: 18px;
    color: #000000;
    font-weight: bold;
    display: block;
    margin-bottom: 5px;
}
.sec-a4 .cen .bai .swiper-pagination01 .swiper-pagination-total{
    display: block;
    margin-top: 5px;
}
.sec-a4 .cen .bai .swiper-button-prev01{
    margin-top: 0;
    top: auto;
    bottom: 70px;
    left: 239px;
    border: 2px solid #d5d5d5;
    width: 68px;
    height: 68px;
    border-radius: 100%;
    box-sizing: border-box;
    background-size: 10px 44px;
    background-image: url(../images/→jt.png);
    background-size: 35%;
}
.sec-a4 .cen .bai .swiper-button-next01{
    margin-top: 0;
    top: auto;
    bottom: 240px;
    left: 239px;
    color: #414141;
    border: 2px solid #d5d5d5;
    width: 68px;
    height: 68px;
    border-radius: 100%;
    box-sizing: border-box;
    background-size: 10px 44px;
    background-image: url(../images/→jt01.png);
    background-size: 35%;
}
.sec-a4 .cen .bai .swiper-button-next01:hover{
    background-image: url(../images/→jt2.png);
    background-color: #bf1f1f;
    border: 2px solid #bf1f1f;
}
.sec-a4 .cen .bai .swiper-button-prev01:hover{
    background-image: url(../images/→jt02.png);
    background-color: #bf1f1f;
    border: 2px solid #bf1f1f;
}

/* 关于我们 */
.sec-b1{
    width: 100%;
    background-color: #f5f5f5;
    padding: 29px 0px 40px;
}
.bt{
    font-size: 99.16px;
    font-weight: bold;
    color: #e4e4e4;
}
.xbt{
    font-size: 32.37px;
    color: #000000;
    font-weight: bold;
    margin-top: -41px;
}
.sec-b1 .l{
    float: left;
}
.sec-b1 .wz{
    float: right;
    width: 16.2%;
    margin-top: 59px;
}
.sec-b1 .wz .tu{
    float: left;
    width: 6%;
}
.sec-b1 .wz .tu img{
    max-width: 100%;
}
.sec-b1 .wz .z{
    float: left;
    font-size: 16px;
    margin-left: 12px;
    font-weight: bold;
}
.sec-b1 .wz a{
    font-size: 16px;
    font-weight: bold;
}
.sec-b1 .wz .xz{
    color: #bf1f1f;
}
.sec-b2{
    width: 100%;
    border-top: 1px solid #c9c9c9;
    border-bottom: 1px solid #c9c9c9;
    background-color: #fff;
    box-sizing: border-box;
}
.sec-b2 a{
    width: 25%;
    line-height: 53px;
    float: left;
    text-align: center;
    box-sizing: border-box;
    border-left: 1px solid #c9c9c9;
    font-size: 18px;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    line-clamp: 1;
    -webkit-box-orient: vertical;
}
.sec-b2 a:nth-child(4){
    border-right: 1px solid #c9c9c9;
}
.sec-b2 a:hover{
    color: #fff;
    background-color: #bf1f1f;
}
.sec-b2 a.this{
    color: #fff;
    background-color: #bf1f1f;
}
.sec-b3{
    width: 100%;
    padding: 99px 0px 118px;
}
.bt-2{
    text-align: center;
    color: #343537;
    font-size: 42.13px;
}
.sec-b3 .text{
    width: 72%;
    text-align: center;
    color: #343537;
    font-size: 18px;
    line-height: 35px;
    margin: 25px auto 30px;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 2;
    -webkit-box-orient: vertical;
}
.x{
    width: 2.04%;
    height: 2px;
    background-color: #bf1f1f;
    margin: 0 auto;
}
.sec-b3 .tu{
    width: 100%;
    margin: 51px 0px 110px;
}
.sec-b3 .tu img{
    max-width: 100%;
}
.x1{
    margin: 38px auto;
}
.sec-b3 .wb{
    float: left;
}
.sec-b3 .wb .bt-3{
    color: #343537;
    font-size: 26.64px;
    font-weight: bold;
    margin-top: 60px;
}
.sec-b3 .wb .z{
    color: #343537;
    font-size: 18px;
    margin-top: 19px;
}
.sec-b3 .tu1{
    float: right;
}
.sec-b3 .tu1 img{
    max-width: 100%;
}
.sec-b4{
    width: 100%;
    height: 869px;
    padding-top: 89px;
    background: url(../images/R2-bj.jpg) no-repeat;
}
.sec-b4 .box{
    width: 100%;
    height: 500px;
    position: relative;
    box-sizing: border-box;
    background: url(../images/R2-bj-1.png) center top  no-repeat;
    background-size: 100%;
}
.x2{
    width: 1.987%;
    margin: 38px auto 145px;
}
.sec-b4 .l{
    width: 19%;
    position: absolute;
}
.sec-b4 .l .bt-4{
    font-size: 22px;
    color: #151515;
    line-height: 30px;
    font-weight: bold;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    line-clamp: 1;
    -webkit-box-orient: vertical;
}
.sec-b4 .l .wb{
    font-size: 18px;
    line-height: 30px;
    color: #424242;
    margin-top: 14px;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 5;
    line-clamp: 5;
    -webkit-box-orient: vertical;
}
.sec-b4 .l1{
    top: 5px;
    left: 355px;
}
.sec-b4 .l2{
    top: -95px;
    left: 984px;
}
.sec-b4 .l3{
    top: 341px;
    left: 182px;
}
.sec-b4 .l4{
    top: 230px;
    left: 657px;
}
.sec-b4 .l5{
    top: 145px;
    left: 1233px;
}
.sec-b5{
    width: 100%;
    padding: 97px 0px 118px;
}
.sec-b5 .cen-1{
    width: 100%;
}
.sec-b5 .cen-1 li{
    width: 100%;
    display: inline-block;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    line-clamp: 1;
    -webkit-box-orient: vertical;
}
.sec-b5 .cen-1 li .b5{
    width: 100%;
    display: inline-block;
    background-color: #f5f5f5;
    box-sizing: border-box;
    cursor: pointer;
}
.sec-b5 .cen-1 li .b5 .bt-3{
    float: left;
    color: #1c1c1c;
    font-size: 20px;
    font-weight: bold;
    line-height: 54px;
    margin-left: 18px;
}
.sec-b5 .cen-1 li .b5 .zk{
    float: right;
    width: 30px;
    height: 30px;
    border-radius: 100%;
    border: none;
    background-color: #bf1f1f;
    margin-top: 13px;
    margin-right: 19px;
    background-image: url(../images/+.png);
    background-repeat: no-repeat;
    background-position: center;
}
.sec-b5 .cen-1 li .b5 .zk img{
    max-width: 100%;
}
.sec-b5 .cen-1 li .nr{
    width: 100%;
    display: none;
    float: left;
    box-sizing: border-box;
    padding: 40px 20px 27px;
    transition: 0s all linear;
    -ms-transition: 0s all linear;
    -moz-transition: 0s all linear;
    -webkit-transition: 0s all linear;
    -o-transition: 0s all linear;
}
.sec-b5 .cen-1 li.show .b5 {
    background: #bf1f1f;
}
.sec-b5 .cen-1 li.show .b5 .bt-3{
    color: #fff;
}
.sec-b5 .cen-1 li.show .b5 .zk{
    background-color: #fff;
    background-image: url(../images/-.png);
}
.sec-b5 .cen-1 li .nr .lie{
    float: left;
    width: 24%;
}
.sec-b5 .cen-1 li .nr .lie span{
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 35px;
    display: inline-block;
}
.sec-b5 .cen-1 li .nr .lie li{
    font-size: 18px;
    line-height: 35px;
}
.sec-b5 .cen-1 .c1{
    margin-bottom: 18px;
}
.sec-b5 .cen-1 li .nr .lie1{
    width: 56%;
    float: right;
}
.sec-b5 .tz{
    width: 58%;
    margin: 85px auto 0px;
    display: block;
}
.sec-b5 .tz .tu{
    width: 3%;
    float: left;
    margin-right: 20px;
}
.sec-b5 .tz .tu img{
    max-width: 100%;
}
.sec-b5 .tz .wb{
    font-size: 20px;
    color: #1c1c1c;
    font-weight: bold;
    display: inline-block;
    margin-top: 2px;
    line-height: 20px;
}
.sec-b5 a{
    width: 26.002%;
    color: #fff;
    font-size: 20px;
    font-weight: bold;
    border: none;
    background-color: #bf1f1f;
    line-height: 65px;
    display: block;
    text-align: center;
    border-radius: 5px;
    margin: 54px auto 0px;
}

/* 产品中心 */
.sec-c2 a:nth-child(1){
    width: 11.457%;
}
.sec-c2 a:nth-child(2){
    width: 25.4967%;
}
.sec-c2 a:nth-child(3){
    width: 18.875%;
}
.sec-c2 a:nth-child(4){
    width: 22.318%;
    border-right: none;
}
.sec-c2 a:nth-child(5){
    width: 21.8%;
    border-right: 1px solid #c9c9c9;
}
.sec-c3 {
    width: 100%;
    padding: 85px 0px 0px;
}
.sec-c3 .ban {
    width: 100%;
    padding: 10px 0px 113px;
}
.sec-c3 .ban .baiban .tu{
    position: relative;
}
.sec-c3 .ban .baiban .tu .text{
    width: 100%;
    position: absolute;
    top: 0px;
    background-color: #000000;
    opacity: 0.85;
    box-sizing: border-box;
    padding: 32px 27px 36px;
    display: none;
    height: 100%;
}
.sec-c3 .ban .baiban .tu .text .wb{
    width: 100%;
    font-size: 16px;
    color: #fff;
    line-height: 27px;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 5;
    line-clamp: 5;
    -webkit-box-orient: vertical;
}
.sec-c3 .ban .baiban .tu .text .ck{
    color: #fff;
    border: 1px solid #fff;
    line-height: 42px;
    width: 37.845%;
    text-align: center;
    margin: 32px auto 0px;
}
.sec-c3 .ban .baiban:hover .tu .text{
    display: block;
}

/* 详情 */
.sec-d1{
    width: 100%;
    background-color: #f5f5f5;
    line-height: 92px;
}
.sec-d1 .wz .tu{
    display: inline-block;
    width: 1%;
    margin-right: 14px;
}
.sec-d1 .wz .tu img{
    max-width: 100%;
}
.sec-d1 .wz .z{
    display: inline-block;
    font-size: 16px;
    font-weight: bold;
}
.sec-d1 .wz a{
    font-size: 16px;
    font-weight: bold;
}
.sec-d1 .wz .xz{
    color: #bf1f1f;
}
.sec-d2{
    width: 100%;
    padding: 87px 0px 113px;
}
.sec-d2 .bt{
    color: #131313;
    font-size: 45.95px;
    text-align: center;
}
.sec-d2 .tu{
    width: 35%;
    margin: 71px auto 0;
}
.sec-d2 .tu img{
    max-width: 100%;
}
.sec-d2 .js{
    width: 88.129%;
    margin: 0 auto;
    box-sizing: border-box;
    border-top: 1px solid #d0d0d0;
    border-bottom: 1px solid #d0d0d0;
    padding: 97px 0px 75px;
}
.sec-d2 .js .xbt-1{
    font-size: 33.34px;
    float: left;
    width: 24%;
    margin-top: 10px;
}
.sec-d2 .js .wb{
    width: 76%;
    display: inline-block;
    font-size: 18px;
    line-height: 37px;
    color: #6d6d6d;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
}
.sec-d2 .j1{
    border: none;
    /* line-height: 0px; */
    padding: 97px 0px 0px;
}
.sec-d2 .js .w1{
    line-height: 0px;
}
.sec-d2 .js .w1 video{
    width: 92%;
    margin: 0 auto;
    display: block;
}
.sec-d2 .js .w1 .wb{
    width: 100%;
    margin-top: 55px;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
}
.sec-d2 .js .w1 .w2{
    width: 104%;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    line-clamp: 1;
    -webkit-box-orient: vertical;
}
.sec-d2 .js .w1 .tu-1{
    width: 66.7%;
    margin-top: 59px;
}
.sec-d2 .js .w1 .tu-1 img{
    max-width: 100%;
}
.zz{
    width: 106px;
    height: 106px;
    border-radius: 100%;
    position: fixed;
    top: 100px;
    right: 220px;
    background-color: #bf1f1f;
}
.zz .l_img {
    padding-bottom: 60%;
}
.zz .l_img img{
    margin: auto auto 9px;
}
.zz p{
    text-align: center;
    font-size: 18px;
    color: #fff;
}

/* 新闻中心 */
.sec-e3{
    width: 100%;
    padding: 79px 0px 98px;
}
.sec-e3 .baiban{
    width: 100%;
    display: inline-block;
    padding: 51px 0px 52px;
}
.sec-e3 .baiban .box{
    width: 1370px;
    margin: 0 auto;
}
.sec-e3 .baiban:hover{
    background-color: #f5f5f5;
}
.sec-e3 .baiban:hover .tz-1 .ck{
    color: #fff;
    border: 1px solid #bf1f1f;
    background-color: #bf1f1f;
}
.sec-e3 .baiban .l_img{
    width: 21.5%;
    float: left;
    padding-bottom: 11%;
}
.sec-e3 .baiban .l_img img{
    max-width: 100%;
}
.sec-e3 .baiban .time{
    width: 8%;
    float: left;
    margin-left: 28px;
}
.sec-e3 .baiban .time .day{
    font-size: 34.24px;
    color: #131313;
    margin-top: 45px;
}
.sec-e3 .baiban .time .year{
    font-size: 20px;
    color: #5f5f5f;
    margin-top: 6px;
}
.sec-e3 .baiban .text{
    float: left;
    /*width: 52%;*/
    width: 60%;
    margin-left: 95px;
}
.sec-e3 .baiban .text .xbt-2{
    color: #131313;
    font-size: 22px;
    font-weight: bold;
    margin-top: 13px;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    line-clamp: 1;
    -webkit-box-orient: vertical;
}
.sec-e3 .baiban .text .wb{
    font-size: 18px;
    line-height: 27px;
    color: #5f5f5f;
    margin-top: 22px;
    text-overflow: -o-ellipsis-lastline;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
}
.sec-e3 .baiban .tz-1{
    float: right;
    margin-top: 48px;
}
.sec-e3 .baiban .tz-1 .ck{
    font-size: 20px;
    color: #5c5c5c;
    width: 52px;
    line-height: 52px;
    border-radius: 100%;
    border: 1px solid #b4b4b4;
    box-sizing: border-box;
    text-align: center;
    display: block;
}
.sec-e3 .x{
    width: 100%;
    background-color: #d0d0d0;
    height: 1px;
    margin-top: 41px;
}
.sec-e3 .qh{
    width: 34.1%;
    margin: 92px auto 0px;
}
.sec-e3 .qh a{
    width: 49px;
    line-height: 49px;
    text-align: center;
    color: #2c2c2c;
    font-size: 18px;
    background-color: #f8f8f8;
    display: inline-block;
    margin-right: 5px;
}
.sec-e3 .qh a:hover{
    background-color: #bf1f1f;
    color: #fff;
}
.sec-e3 .qh a:nth-child(9){
    margin-right: 0px;
}

/* 联系我们 */
.sec-f2{
    width: 100%;
    padding: 112px 0px 90px;
}
.sec-f2 .baiban{
    width: 33%;
    display: inline-block;
}
.sec-f2 .baiban .tu{
    width: 101px;
    height: 101px;
    box-sizing: border-box;
    border: 2px solid #bf1f1f;
    border-radius: 100%;
    display:flex;
    justify-content:center;
    align-items:center; 
    margin: 0 auto;
}
.sec-f2 .baiban .tu img{
    max-width: 100%;
}
.sec-f2 .baiban .text{
    width: 95%;
    margin-top: 36px;
}
.sec-f2 .baiban .text2{
    width: 34%;
    margin: 36px auto;
}
.sec-f2 .baiban .text3{
    width: max-content;
    margin: 36px auto;
}
.sec-f2 .baiban .text .xbt-4{
    font-size: 18px;
    color: #000000;
    font-weight: bold;
    float: left;
    line-height: 35px;
}
.sec-f2 .baiban .text .wb{
    font-size: 18px;
    display: flex;
    line-height: 35px;
}
.sec-f3{
    width: 100%;
}
.sec-f3 .tu-1{
    width: 100%;
    height: 675px;
}
.sec-f3 .tu-1 img{
    max-width: 100%;
}

.s-d{
    margin: 50px auto;
}
.s-d .card{
    margin-bottom: 20px;
}

.s-d .card .card-title{ 
    margin-bottom: 10px;
    font-size: 16px;
    overflow: hidden;
    text-overflow:ellipsis;
    white-space: nowrap;
}

.s-d .card .card-text{ 
    margin-bottom: 5px;
    font-size: 14px;
    overflow: hidden;
    text-overflow:ellipsis;
    white-space: nowrap;
}
.s-d .card:last-child{
    margin-bottom: 30px;
}
@media screen and (max-width: 1700px) {
    .w1684 {
        width: 95%;
    }
    .header {
        height: 100px;
    }
    .header .logo {
        height: 100px;
    }
    .header .lie {
        float: left;
        margin-left: 315px;
        line-height: 100px;
    }
    .header .lie li a {
        font-size: 16px;
    }
    .header form {
        line-height: 100px;
    }
    .header form button {
        margin-top: -63px;
    }
    .header .lie li .tank {
        width: 120px;
        left: -27px;
        top: 102px;
        padding: 5px 0px;
    }
    .header .lie li .tank1 {
        width: 230px;
        left: -79px;
    }

    /* 首页 */
    .sec-a1 {
        padding: 70px 0px 80px;
    }
    .dbt {
        font-size: 40.58px;
    }
    .xbt-5 {
        font-size: 30.6px;
        margin-top: 5px;
    }
    .sec-a1 .tm .r a {
        padding: 23px 49px 23px 49px;
        margin-top: 15px;
    }
    .sec-a1 .ban {
        padding: 50px 0px 0px;
    }
    .sec-a1 .ban .baiban p {
        font-size: 18px;
        margin-top: 20px;
    }
    .sec-a2 {
        padding-top: 80px;
    }
    .sec-a2 .bt {
        font-size: 40.58px;
    }
    .sec-a2 .xbt {
        font-size: 30.6px;
        margin-top: 10px;
    }
    .sec-a2 .text {
        font-size: 16px;
        line-height: 30px;
        margin-top: 20px;
    }
    .sec-a2 .bai a .l .bt-1 {
        font-size: 20px;
    }
    .sec-a2 .bai a {
        width: 33%;
        padding: 30px 72px 30px 63px;
    }
    .sec-a3 .bai {
        margin-top: 30px;
    }
    .sec-a4 {
        padding: 70px 0px 50px;
    }
    .sec-a4 .xbt {
        font-size: 30px;
        margin-top: 10px;
    }
    .sec-a4 .cen {
        padding: 50px 0px 0px;
    }
 
    .sec-a4 .cen .bai .baiban {
        margin-right: 5px;
    }
    .sec-a4 .cen .bai .lie {
        /* margin-right: 53px; */
        margin-left: 85px;
        width: 15.79%;
        margin-top: 20px;
    }
    .sec-a4 .cen .bai .lie li {
        margin-bottom: 45px;
    }
    .sec-a4 .cen .bai .baiban p {
        margin-top: 25px;
        font-size: 18px;
    }
    .sec-a4 .cen .bai .lie li a span {
        width: 24.202%;
    }

    /* 关于我们 */
    .sec-b1 {
        padding: 20px 0px 30px;
    }
    .bt {
        font-size: 80.16px;
    }
    .xbt {
        font-size: 30.37px;
        margin-top: -38px;
    }
    .sec-b1 .wz {
        margin-top: 49px;
    }
    .bt-2 {
        font-size: 40px;
    }
    .sec-b3 .text {
        font-size: 16px;
        line-height: 30px;
        margin: 20px auto 25px
    }
    .sec-b3 .tu {
        margin: 40px 0px 80px;
    }
    .sec-b3 {
        padding: 70px 0px 90px;
    }
    .x2 {
        margin: 15px auto 120px;
    }
    .sec-b4 .l .bt-4 {
        font-size: 20px;
        line-height: 25px;
    }
    .sec-b4 .l .wb {
        font-size: 16px;
        line-height: 27px;
        margin-top: 10px;
    }
    .sec-b4 {
        height: 700px;
        padding-top: 70px;
    }
    .sec-b5 {
        padding: 70px 0px 90px;
    }
    .zz {
        width: 90px;
        height: 90px;
        top: 100px;
        right: 150px;
    }
    .zz p {
        font-size: 16px;
    }
    .sec-b5 .cen-1 li .b5 .bt-3 {
        font-size: 18px;
        line-height: 50px;
        margin-left: 18px;
    }
    .sec-b5 .cen-1 li .nr .lie span {
        font-size: 18px;
        margin-bottom: 30px;
    }
    .sec-b5 .cen-1 li .nr .lie li {
        font-size: 16px;
        line-height: 30px;
    }
    .sec-b5 .tz {
        width: 58%;
        margin: 40px auto 0px;
    }
    .sec-b5 .tz .tu {
        width: 3%;
        margin-right: 10px;
    }
    .sec-b5 .tz .wb {
        font-size: 18px;
        margin-top: 2px;
    }
    .sec-b5 a {
        width: 25%;
        font-size: 18px;
        line-height: 54px;
        margin: 44px auto 0px;
    }

    /* 产品中心 */
    /* 详情 */
    .sec-d1 {
        line-height: 75px;
    }
    .sec-d2 {
        padding: 70px 0px 90px;
    }
    .sec-d2 .bt {
        font-size: 40px;
    }
    .sec-d2 .tu {
        width: 35%;
        margin: 35px auto 0;
    }
    .sec-d2 .js .xbt-1 {
        font-size: 30px;
        width: 24%;
        margin-top: 20px;
    }
    .sec-d2 .js {
        width: 88.129%;
        padding: 70px 0px 70px;
    }

    /* 新闻中心 */
    .sec-e3 {
        padding: 70px 0px 90px;
    }
    .sec-e3 .baiban .time .day {
        font-size: 30px;
        margin-top: 40px;
    }
    .sec-e3 .baiban .time .year {
        font-size: 18px;
        margin-top: 5px;
    }
    /* 联系我们 */
}

@media screen and (max-width: 1536px) {
    .w1510 {
        width: 95%;
    }
    .header .lie {
        float: left;
        margin-left: 200px;
        line-height: 100px;
    }
    .header .lie li {
        margin-right: 70px;
    }
    .header form button {
        margin-top: -63px;
        margin-right: 12px;
    }
    .footer .f2 .lie {
        margin-right: 100px;
    }
    .footer .f2 .lie2 {
        margin-right: 100px;
    }
    .footer .f2 .lie3 {
        margin-right: 100px;
    }
    .footer .f2 .f3 {
        margin-left: 100px;
    }
    .footer .f2 .lie4 {
        margin-right: 0px;
    }

    /* 首页 */
    .sec-a1 {
        padding: 50px 0px 60px;
    }
    .dbt {
        font-size: 35px;
    }
    .xbt-5 {
        font-size: 25px;
        margin-top: 5px;
    }
    .sec-a1 .tm .r a {
        padding: 16px 40px 16px 40px;
        margin-top: 10px;
    }
    .sec-a1 .ban {
        padding: 35px 0px 0px;
    }
    .sec-a1 .ban .baiban {
        margin-right: 0.6%;
    }
    .sec-a1 .ban .baiban p {
        font-size: 16px;
        margin-top: 15px;
    }
    .sec-a2 {
        padding-top: 50px;
    }
    .sec-a2 .bt {
        font-size: 35px;
    }
    .sec-a2 .xbt {
        font-size: 25px;
        margin-top: 5px;
    }
    .sec-a2 .bai a .l {
        width: 69%;
    }
    .sec-a2 .bai a {
        width: 33.333333%;
        padding: 15px 57px 15px 50px;
    }
    .sec-a2 .bai a .r {
        width: 20%;
    }
    .sec-a3 .bai .l .baiban .text {
        padding: 30px 49px 50px 53px;
    }
    .sec-a3 .bai .l .baiban .text .wb {
        font-size: 20px;
        width: 56%;
        line-height: 30px;
        margin-top: 10px;
    }
    .sec-a3 .bai .l .baiban .text a {
        margin-top: 15px;
    }
    .sec-a3 .bai .r .baiban .t .day {
        font-size: 45px;
    }
    .sec-a3 .bai .r .baiban .t .time {
        font-size: 12px;
        margin-top: 10px;
    }
    .sec-a3 .bai .r {
        padding: 30px 50px 0px 39px;
    }
    .sec-a3 .bai .r .baiban {
        margin-bottom: 45px;
    }
    .sec-a4 {
        padding: 50px 0px 40px;
    }
    .sec-a4 .xbt {
        font-size: 25px;
        margin-top: 5px;
    }
    .sec-a4 .cen {
        padding: 30px 0px 0px;
    }
    .sec-a4 .cen .bai .lie li {
        margin-bottom: 35px;
    }
    .sec-a4 .cen .bai .lie li a {
        font-size: 16px;
    }
    .sec-a4 .cen .bai .lie {
        margin-right: 37px;
    }
    .sec-a4 .cen .bai .swiper-button-next01 {

        left: 230px;
        width: 60px;
        height: 60px;
        background-size: 30%;
    }
    .sec-a4 .cen .bai .swiper-button-prev01 {
   
        left: 230px;
        width: 60px;
        height: 60px;
        background-size: 30%;
    }
    .sec-a4 .cen .bai .swiper-pagination01 {

        left: 255px;
    }

    /* 关于我们 */
    .bt {
        font-size: 70px;
    }
    .xbt {
        font-size: 25px;
        margin-top: -32px;
    }
    .sec-b1 .wz {
        margin-top: 35px;
        width: 18%;
    }
    .sec-b3 {
        padding: 50px 0px 60px;
    }
    .bt-2 {
        font-size: 30px;
    }
    .sec-b3 .tu {
        margin: 35px 0px 50px;
    }
    .sec-b3 .wb .bt-3 {
        font-size: 20px;
    }
    .sec-b4 {
        height: 670px;
        padding-top: 50px;
    }
    .sec-b4 .l {
        width: 22%;
    }
    .sec-b4 .l1 {
        top: 35px;
        left: 333px;
    }
    .sec-b4 .l2 {
        top: -79px;
        left: 980px;
    }
    .sec-b4 .l3 {
        top: 340px;
        left: 148px;
    }
    .sec-b4 .l4 {
        top: 230px;
        left: 610px;
    }
    .sec-b4 .l5 {
        top: 145px;
        left: 1156px;
    }
    .sec-b5 {
        padding: 50px 0px 60px;
    }
    .x1 {
        margin: 30px auto;
    }

    /* 产品中心 */
    .sec-c3 .ban .baiban .tu .text .ck {
        margin: 19px auto 0px;
    }

    /* 详情 */
    .zz {
        width: 90px;
        height: 90px;
        top: 100px;
        right: 100px;
    }
    .sec-d2 {
        padding: 50px 0px 60px;
    }
    .sec-d2 .bt {
        font-size: 35px;
    }
    .sec-d2 .tu {
        width: 33%;
        margin: 20px auto 0;
    }
    .sec-d2 .js {
        width: 88.129%;
        padding: 50px 0px 50px;
    }
    .sec-d2 .js .w1 .wb {
        margin-top: 30px;
    }
    .sec-d2 .js .w1 .tu-1 {
        width: 60%;
        margin-top: 50px;
    }

    /* 新闻中心 */
    .sec-e3 {
        padding: 50px 0px 60px;
    }
    .sec-e3 .baiban {
        padding: 28px 0px 28px;
    }
    .sec-e3 .baiban .time .day {
        font-size: 25px;
        margin-top: 40px;
    }
    .sec-e3 .baiban .time .year {
        font-size: 16px;
        margin-top: 5px;
    }
    .sec-e3 .baiban .text .xbt-2 {
        font-size: 20px;
    }
    .sec-e3 .baiban .text .wb {
        font-size: 16px;
        line-height: 24px;
    }
    .sec-e3 .baiban .text {
        width: 52%;
        margin-left: 60px;
    }
    .sec-e3 .baiban .tz-1 .ck {
        font-size: 16px;
        width: 40px;
        line-height: 40px;
    }
    .sec-e3 .qh a {
        width: 45px;
        line-height: 45px;
        font-size: 16px;
    }
    .sec-e3 .qh {
        width: 34.1%;
        margin: 60px auto 0px;
    }
    /* 联系我们 */
}

@media screen and (max-width: 1390px) {
    .w1373 {
        width: 95%;
    }
    .header .lie {
        margin-left: 140px;
    }
    .footer .f1 {
        padding: 25px 0px 25px;
    }
    .footer .f2 {
        padding: 30px 0px 40px;
    }
    .footer .f2 .lie {
        margin-right: 90px;
    }
    .footer .f2 .lie2 {
        margin-right: 90px;
    }
    .footer .f2 .lie3 {
        margin-right: 90px;
    }
    .footer .f2 .lie4 {
        margin-right: 0px;
    }
    .footer .f2 .f3 {
        margin-left: 70px;
        width: 28%;
    }

    /* 首页 */
    .sec-a1 {
        padding: 40px 0px 50px;
    }
    .dbt {
        font-size: 30px;
    }
    .xbt-5 {
        font-size: 20px;
        margin-top: 5px;
    }
    .sec-a1 .tm .r a {
        padding: 10px 30px 10px 30px;
        margin-top: 10px;
    }
    .sec-a2 {
        padding-top: 40px;
    }
    .sec-a2 .bt {
        font-size: 30px;
    }
    .sec-a2 .xbt {
        font-size: 20px;
        margin-top: 5px;
    }
    .sec-a2 .text {
        font-size: 14px;
        line-height: 24px;
        margin-top: 15px;
    }
    .sec-a3 .bai .l .baiban .text .wb {
        font-size: 18px;
    }
    .sec-a3 .bai .l .baiban .text {
        padding: 18px 45px 35px 45px;
    }
    .sec-a3 .bai .r .baiban .t .day {
        font-size: 40px;
    }
    .sec-a3 .bai .r .baiban .wb .bt {
        font-size: 18px;
    }
    .sec-a3 .bai .r .baiban .wb .text {
        font-size: 14px;
        line-height: 25px;
        margin-top: 10px;
    }
    .sec-a3 .bai .r .baiban {
        margin-bottom: 51px;
    }
    .sec-a4 {
        padding: 20px 0px 20px;
    }
    .sec-a4 .cen .bai {
        /* height: 295px; */
    }
    .sec-a4 .cen .bai .lie {
        margin-left: 23px;
        /* margin-right: 85px; */
    }
    .sec-a4 .cen .bai .swiper-button-next01 {
        left: 50px;
        width: 40px;
        height: 40px;
        bottom: 135px;
    }
    .sec-a4 .cen .bai .swiper-button-prev01 {
        bottom: 20px;
        left: 50px;
        width: 40px;
        height: 40px;
    }
    .sec-a4 .cen .bai .swiper-pagination01 {
        bottom: 70px;
        left: 50px;
        width: 40px;
    }
    .sec-a4 .cen .bai .baiban p {
        margin-top: 15px;
        font-size: 16px;
        margin-bottom: 0;
    }
    
    .sec-a4 .cen .bai .lie li a span {
        width: 20px;
        margin-right: 15px;
    }
    .sec-a4 .cen .bai .lie li a {
        font-size: 14px;
    }
    /* 关于我们 */
    .sec-b1 {
        padding: 15px 0px 25px;
    }
    .bt {
        font-size: 55px;
    }
    .xbt {
        font-size: 20px;
        margin-top: -27px;
    }
    .sec-b1 .wz {
        margin-top: 27px;
        width: 19%;
    }
    .sec-b2 a {
        line-height: 45px;
        font-size: 16px;
    }
    .sec-b3 {
        padding: 40px 0px 50px;
    }
    .bt-2 {
        font-size: 25px;
    }
    .sec-b3 .text {
        font-size: 14px;
        line-height: 27px;
        margin: 16px auto 20px;
    }
    .sec-b3 .tu {
        margin: 20px 0px 40px;
    }
    .x1 {
        margin: 20px auto;
    }
    .sec-b3 .wb .z {
        font-size: 16px;
        margin-top: 15px;
    }
    .sec-b4 {
        height: 620px;
        padding-top: 20px;
    }
    .sec-b4 .l .wb {
        font-size: 14px;
        line-height: 25px;
        margin-top: 5px;
    }
    .sec-b4 .l1 {
        top: 55px;
        left: 240px;
    }
    .sec-b4 .l2 {
        top: -65px;
        left: 900px;
    }
    .sec-b4 .l3 {
        top: 340px;
        left: 60px;
    }
    .sec-b4 .l4 {
        top: 230px;
        left: 515px;
    }
    .sec-b4 .l5 {
        top: 140px;
        left: 1035px;
    }
    .x2 {
        margin: 20px auto 100px;
    }
    .sec-b5 {
        padding: 40px 0px 50px;
    }

    /* 产品中心 */
    .sec-c3 .ban .baiban .tu .text .wb {
        font-size: 14px;

        line-height: 23px;
    }
    .sec-c3 .ban .baiban .tu .text .ck{
        line-height: 38px;
    }

    /* 详情 */
    .sec-d2 {
        padding: 40px 0px 50px;
    }
    .sec-d2 .bt {
        font-size: 24px;
    }
    .sec-d2 .js {
        width: 88.129%;
        padding: 30px 0px 30px;
    }
    .sec-d2 .js .xbt-1 {
        font-size: 25px;
    }
    .sec-d2 .js .wb {
        font-size: 16px;
        line-height: 30px;
    }

    /* 新闻中心 */
    .sec-e3 {
        padding: 40px 0px 50px;
    }
    .sec-e3 .baiban .l_img {
        margin-left: 30px;
    }
    .sec-e3 .baiban .text {
        margin-left: 30px;
    }
    .sec-e3 .baiban .tz-1 .ck {
        margin-right: 55px;
    }
    .sec-e3 .qh a {
        width: 40px;
        line-height: 40px;
        font-size: 14px;
    }
    .sec-e3 .qh {
        width: 34.1%;
        margin: 40px auto 0px;
    }

    /* 联系我们 */
    .sec-f2 {
        padding: 60px 0px 50px;
    }
    .sec-f2 .baiban .tu {
        width: 70px;
        height: 70px;
    }
    .sec-f2 .baiban .tu img {
        max-width: 40%;
    }
    .sec-f2 .baiban .text .xbt-4 {
        font-size: 16px;
        line-height: 30px;
    }
    .sec-f2 .baiban .text .wb {
        font-size: 16px;
        line-height: 30px;
    }
    .sec-f2 .baiban .text {
        width: 95%;
        margin-top: 20px;
    }
    .sec-f2 .baiban .text2 {
        width: 35%;
        margin: 20px auto;
    }
    .sec-f2 .baiban .text3 {
        width: max-content;
        margin: 20px auto;
    }
    .sec-a4 .cen .bai .lie li {
        margin-bottom: 20px;
    }
}

@media screen and (max-width: 768px) {
    .header {
        height: 50px;
    }
    .header .logo {
        width: 75px;
        height: 50px;
    }
    .header .lie {
        display: none;
    }
    .header form {
        width: 40%;
        line-height: 50px;
    }
    .header form input {
        line-height: 25px;
    }
    .header form button {
            margin-top: -33px;
    margin-right: 15px;
    padding: 0;
    }
    .header form button img {
        width: 16px;
        height: 16px;
    }
    .footer .f1 {
        padding: 10px 0px 10px;
    }
    .footer .f1 .tb{
        display: none;
    }
    .footer .f1 .lj {
        font-size: 12px;
        margin-top: 0px;
    }
    .footer .f1 .lj:nth-child(2){
        float: right;
        margin-right: 0px;
    }
    .footer .f2 {
        padding: 20px 0px 30px;
    }
    .footer .f2 .lie {
        margin-right: 44px;
    }
    .footer .f2 .lie2 {
        margin-right: 44px;
    }
    .footer .f2 .lie3 {
        margin-right: 44px;
    }
    .footer .f2 .lie4 {
        margin-right: 0px;
    }
    .footer .f2 .lie span {
        font-size: 14px;
        margin-bottom: 12px;
        margin-top: 10px;
    }
    .footer .f2 .lie li a {
        display: none;
    }
    .footer .f2 .f3 {
        margin-left: 0px;
        width: 100%;
        margin-top: 10px;
    }
    .footer .f2 .f3 .logo {
        margin-bottom: 10px;
        width: 24.1%;
    }
    .footer .f2 .f3 .dz {
        margin-bottom: 0px;
    }
    .footer .f2 .f3 .dz .tu {
        margin: 7px 7px 2px 0px;
    }
    .footer .f2 .f3 .dz .wb {
        font-size: 12px;
    }
    .footer .f2 .f3 .dz .wd {
        font-size: 14px;
        line-height: 26px;
        display: flow-root;
    }
    .footer .ma {
        width: 30%;
        margin: 0px auto;
        float: none;
    }
    .footer .ma p {
        margin-top: 10px;
        font-size: 12px;
    }
    .footer-1 {
        font-size: 12px;
        line-height: 40px;
    }

    /* 首页 */
    .sec-a1 {
        padding: 20px 0px 30px;
    }
    .dbt {
        font-size: 20px;
    }
    .xbt-5 {
        font-size: 16px;
        margin-top: 5px;
    }
    .sec-a1 .tm .l {
        width: 55%;
    }
    .sec-a1 .tm .r {
        width: 41%;
    }
    .sec-a1 .tm .r a {
        padding: 11px 20px;
        margin-top: 5px;
        font-size: 12px;
    }
    .sec-a1 .ban {
        padding: 20px 0px 0px;
    }
    .sec-a1 .ban .baiban {
        width: 47%;
    }
    .sec-a1 .ban .baiban p {
        font-size: 12px;
        margin-top: 10px;
    }
    .sec-a1 .ban .baiban:nth-child(2){
        margin-right: 0px;
        float: right;
    }
    .sec-a1 .ban .baiban:nth-child(3){
        margin-top: 10px;
    }
    .sec-a1 .ban .baiban:nth-child(4){
        margin-right: 0px;
        margin-top: 10px;
        float: right;
    }
    .sec-a2 {
        padding-top: 20px;
    }
    .sec-a2 .bt {
        font-size: 20px;
    }
    .sec-a2 .xbt {
        font-size: 14px;
        margin-top: 5px;
    }
    .sec-a2 .text {
        font-size: 12px;
        line-height: 20px;
        margin-top: 10px;
    }
    .sec-a2 .q1 a {
        font-size: 12px;
        width: 145px;
        height: 145px;
    }
    .sec-a2 .bai a {
        width: 100%;
        padding: 10px 25px;
    }
    .sec-a2 .bai a:nth-child(2){
        border: none;
    }
    .sec-a2 .bai a .r .tu {
        width: 27px;
        height: 27px;
        margin-top: 20px;
    }
    .sec-a2 .bai a .l .bt-1 {
        font-size: 14px;
    }
    .sec-a2 .bai a .l .xbt-1{
        font-size: 12px;
    }
    .sec-a3 .bai {
        margin-top: 15px;
    }
    .sec-a3 .bai .l {
        width: 100%;
    }
    .sec-a3 .bai .l .baiban .text .wb {
        font-size: 14px;
    }
    .sec-a3 .bai .l .baiban .text .wb {
        line-height: 25px;
        margin-top: 5px;
    }
    .sec-a3 .bai .r{
        width: 100%;
        margin-top: 10px;
    }
    .sec-a3 .bai .r .baiban .t {
        width: 15%;
        margin-right: 5px;
        margin-top: 10px;
    }
    .sec-a3 .bai .r {
        padding: 15px 15px 0px;
    }
    .sec-a3 .bai .l .baiban .text {
        padding: 15px;
    }
    .sec-a3 .bai .l .baiban .text a {
        font-size: 14px;
        width: 30px;
        line-height: 26px;
    }
    .sec-a3 .bai .r .baiban {
        margin-bottom: 25px;
    }
    .sec-a3 .bai .r .baiban .t .day {
        font-size: 18px;
        text-align: center;
    }
    .sec-a3 .bai .r .baiban .t .time {
        margin-top: 5px;
    }
    .sec-a3 .bai .r .baiban .wb .bt {
        font-size: 14px;
    }
    .sec-a3 .bai .r .baiban .z .tz {
        font-size: 14px;
        width: 30px;
        line-height: 26px;
    }
    .sec-a4 .xbt {
        font-size: 14px;
        margin-top: 5px;
    }
    .sec-a3 .bai .r .baiban .wb .text {
        font-size: 12px;
        line-height: 20px;
        margin-top: 5px;
    }
    .sec-a3 .bai .r .baiban .wb {
        width: 65%;
        padding-left: 7px;
    }
    .sec-a4 .cen {
        padding: 15px 0px 0px;
    }
    .sec-a4 .cen .bai .lie {
        display: none;
    }
    .sec-a4 .cen .bai .baiban {
        width: 32.44%;
    }
    .sec-a4 .cen .bai .baiban p {
        margin-top: 10px;
        font-size: 12px;
    }
    .sec-a4 .cen .bai {
        /* height: 125px; */
    }
    .sec-a4 .cen .bai .swiper01 {
        width: 95%;
        /* margin-right: 0px; */
        margin: 0 auto;
    }
    .sec-a4 .cen .bai .s {
        width: 100%;
    }
    .sec-a4 .cen .bai .swiper01 .swiper-slide{
        width: 375px;
    }

    .sec-a4 .cen .bai .swiper-pagination01 .swiper-pagination-current {
        font-size: 12px;
        display: inline-block;
        margin-bottom: 0px;
    }
    .sec-a4 .cen .bai .swiper-pagination01 .swiper-pagination-total {
        font-size: 12px;
        display: inline-block;
        margin-top: 0px;
    }
  

    /* 关于我们 */
    .bt {
        font-size: 30px;
    }
    .xbt {
        font-size: 13px;
        margin-top: -15px;
    }
    .sec-b1 .wz .z {
        font-size: 12px;
        margin-left: 5px;
    }
    .sec-b1 .wz a {
        font-size: 12px;
    }
    .sec-b1 .wz {
        margin-top: 12px;
        width: 51%;
    }
    .sec-b1 {
        padding: 15px 0px 15px;
    }
    .sec-b2 a {
        line-height: 25px;
        font-size: 12px;
    }
    .sec-b3 {
        padding: 20px 0px 30px;
    }
    .bt-2 {
        font-size: 14px;
    }
    .sec-b3 .text {
        width: 100%;
        font-size: 12px;
        line-height: 23px;
        margin: 10px auto;
    }
    .sec-b3 .tu {
        margin: 10px 0px;
    }
    .x1 {
        margin: 10px auto;
    }
    .sec-b3 .wb .bt-3 {
        font-size: 14px;
        margin-top: 17px;
    }
    .sec-b3 .wb .z {
        font-size: 12px;
        margin-top: 10px;
    }
    .sec-b3 .tu1{
        margin-top: 10px;
    }
    .x2 {
        margin: 10px auto 90px;
    }
    .sec-b4 {
        height: 325px;
    }
    .sec-b4 .box {
        height: 180px;
    }    
    .sec-b4 .l {
        width: 27%;
    }
    .sec-b4 .l .bt-4 {
        font-size: 14px;
        line-height: 20px;
    }
    .sec-b4 .l .wb {
        font-size: 12px;
        line-height: 20px;
        margin-top: 0px;
        -webkit-line-clamp: 3;
    }
    .sec-b4 .l1 {
        top: -43px;
        left: 33px;
    }
    .sec-b4 .l2 {
        top: -73px;
        left: 225px;
    }
    .sec-b4 .l3 {
        top: 90px;
        left: 8px;
    }
    .sec-b4 .l4 {
        top: 58px;
        left: 137px;
    }
    .sec-b4 .l5 {
        top: 29px;
        left: 261px;
    }
    .sec-b5 {
        padding: 20px 0px 30px;
    }
    .sec-b5 .cen-1 li .b5 .bt-3 {
        font-size: 14px;
        line-height: 40px;
        margin-left: 18px;
    }
    .sec-b5 .cen-1 li .b5 .zk {
        width: 20px;
        height: 20px;
        margin-top: 10px;
        margin-right: 16px;
    }
    .sec-b5 .cen-1 li .nr .lie span {
        font-size: 14px;
        margin-bottom: 15px;
    }
    .sec-b5 .cen-1 li .nr .lie li {
        font-size: 12px;
        line-height: 20px;
    }
    .sec-b5 .cen-1 li .nr .lie {
        width: 100%;
    }
    .sec-b5 .cen-1 li .nr .lie1 {
        width: 100%;
        margin-top: 10px;
    }
    .sec-b5 .tz {
        width: 100%;
        margin: 10px auto 0px;
    }
    .sec-b5 .tz .wb {
        font-size: 14px;
        margin-top: 0px;
        width: 93%;
    }
    .sec-b5 a {
        width: 60%;
        font-size: 12px;
        line-height: 36px;
        margin: 25px auto 0px;
    }

    /* 产品中心 */
    .sec-c3 .ban .baiban .tu .text .wb {
        font-size: 12px;
        line-height: 20px;
        -webkit-line-clamp: 3;
    }
    .sec-c3 .ban .baiban .tu .text {
        padding: 15px 5px 2px;
    }
    .sec-c3 .ban .baiban .tu .text .ck {
        line-height: 25px;
        font-size: 12px;
        width: 47.845%;
        margin: 17px auto 6px;
    }

    /* 详情 */
    .sec-d1 {
        line-height: 40px;
    }
    .sec-d1 .wz .tu {
        width: 4%;
        margin-right: 5px;
    }
    .sec-d1 .wz .z {
        font-size: 12px;
    }
    .sec-d1 .wz a {
        font-size: 12px;
    }
    .zz {
        width: 55px;
        height: 55px;
        right: 23px;
    }
    .zz .l_img {
        padding-bottom: 70%;
    }
    .zz .l_img img {
        max-width: 35%;
        margin: auto auto 3px;
    }
    .zz p {
        display: none;
    }
    .sec-d2 {
        padding: 20px 0px 30px;
    }
    .sec-d2 .tu {
        width: 55%;
    }
    .sec-d2 .bt {
        font-size: 14px;
    }
    .sec-d2 .js {
        padding: 10px 0px 10px;
    }
    .sec-d2 .js .xbt-1 {
            font-size: 18px;
    width: 100%;
    float: none;
    margin-bottom: 10px;
    font-weight: bold;
    }
    .sec-d2 .js .wb {
        width: 100%;
        font-size: 12px;
        line-height: 24px;
        margin-top: 15px;
    }
    .sec-d2 .js .w1{
        margin-top: 20px;
    }
    .sec-d2 .js .w1 .wb {
        margin-top: 10px;
    }
    .sec-d2 .js .w1 .tu-1 {
        margin-top: 20px;
        width: 100%;
    }
    .sec-d2 .js .w1 video {
        width: 100%;
    }

    /* 新闻中心 */
    .sec-e3 {
        padding: 20px 0px 30px;
    }
    .sec-e3 .baiban {
        padding: 10px 0px;
    }
    .sec-e3 .baiban .box {
        width: 100%;
    }
    .sec-e3 .baiban .time{
        display: none;
    }
    .sec-e3 .baiban .l_img {
        width: 100%;
        margin: 0 auto;
        float: none;
        padding-bottom: 39%;
    }
    .sec-e3 .baiban .text {
        width: 100%;
        margin-left: 0px;
        padding: 0px 40px;
        box-sizing: border-box;
    }
    .sec-e3 .baiban .text .xbt-2 {
        font-size: 14px;
    }
    .sec-e3 .baiban .text .wb {
        font-size: 12px;
        line-height: 19px;
        margin-top: 10px;
    }
    .sec-e3 .baiban .tz-1{
        width: 100%;
        float: none;
        display: inline-block;
        margin-top: 5px;
    }
    .sec-e3 .baiban .tz-1 .ck {
        margin: 0 auto;
        font-size: 14px;
        width: 30px;
        line-height: 27px;
    }
    .sec-e3 .x {
        margin-top: 10px;
    }
    .sec-e3 .qh {
        width: 100%;
        margin: 20px auto 0px;
    }
    .sec-e3 .qh a {
        width: 31px;
        line-height: 31px;
        font-size: 12px;
    }

    /* 联系我们 */
    .sec-f2 {
        padding: 20px 0px;
    }
    .sec-f2 .baiban {
        width: 100%;
    }
    .sec-f2 .baiban:nth-child(2){
        margin-top: 15px;
    }
    .sec-f2 .baiban:nth-child(3){
        margin-top: 15px;
    }
    .sec-f2 .baiban .tu {
        width: 50px;
        height: 50px;
    }
    .sec-f2 .baiban .tu img {
        max-width: 50%;
    }
    .sec-f2 .baiban .text {
        width: 100%;
    }
    .sec-f2 .baiban .text .xbt-4 {
        font-size: 12px;
        line-height: 20px;
    }
    .sec-f2 .baiban .text .wb {
        font-size: 12px;
        line-height: 20px;
    }
    .sec-f2 .baiban .text1 {
        width: 100%;
    }
    .sec-f2 .baiban .text2 {
        width: 32%;
        margin: 10px auto;
    }
    .sec-f2 .baiban .text3 {
        width: max-content;
        margin: 10px auto;
    }
    .sec-a4 .cen .bai .s{
        padding-bottom: 40px;
    }

    .sec-a4 .cen .bai .swiper-button-next01 {
        left: 250px;
        top:auto;
        bottom: 0;
    }
    .sec-a4 .cen .bai .swiper-button-prev01 {
        left: 100px;
        top:auto;
        bottom: 0;
    }
    .sec-a4 .cen .bai .swiper-pagination01 {
        top:auto;
        bottom: 0;
        left: 40%;
        width: 20%;
        color: #b4b4b4;
        height: 40px;
        line-height:40px;
    }
    .sec-f3 .tu-1{
        width: 100%;
        height: 500px;
    }
    }
    img {
        max-width: 100%;
        max-height: 100%;
    } 
    video {
        max-width: 100%!important;
    }
    .gwap {
        display: none;
    }
@media screen and (max-width: 768px) {
    .gwap {
        display: block;
        padding: 15px 0;
    }
    .gwap img {
        width: 76px;
    }
    .gpc {
        display: none;
    }
}