.qianhe-home-about {position:relative;overflow:hidden;padding:50px 0 0;}
.qianhe-home-abvideo {display:flex;justify-content:space-between;}
.qianhe-home-about .inner {padding:50px 30px;display:flex;justify-content:space-between;background:#fff;}
.qianhe-home-aboutfl {position:relative;width:48%;height:100%;overflow:hidden;}
.qianhe-home-aboutfl img {width:100%;transition:1s all;vertical-align:middle;}
.qianhe-home-aboutfl:hover img {transform:scale(1.03)}
.qianhe-home-abvideo {position:absolute;right:0;bottom:70px;width:88%;padding:20px 45px;background:rgba(0,0,0,0.6);font-size:0}
.qianhe-home-abvideo .v {display:flex;align-items:center;}
.qianhe-home-abvideo p {display:inline-block;font-size:18px;flex:1;color:#fff;}
.qianhe-home-abvideo span {position:relative;display:inline-block;width:46px;height:46px;border-radius:50%;background:var(--color-primary);text-align:center;line-height:46px;cursor:pointer;vertical-align:top;color:#fff;margin-left:10px;}
.qianhe-home-abvideo span i {line-height:inherit;}
.qianhe-home-abvideo img {width:auto}
.qianhe-home-abvideo span::after {display:none;content:"";position:absolute;top:0;right:0;bottom:0;left:0;border-radius:50%;border:1px solid rgba(233,62,37,0.6);animation:scale2 2s linear infinite}
.qianhe-home-aboutfl:hover span::after {display:block}
.qianhe-videos {display:none;position:fixed;left:0;top:0;bottom:0;width:100%;height:100vh;background:rgba(0,0,0,0.5);text-align:center;z-index:999;overflow:hidden}
.qianhe-videos #qianhe-video {position:fixed;left:10%;top:10vh;width:80%;height:80vh;background:#000;z-index:999}
.qianhe-videos .vclose {position:absolute;right:3%;top:5%;width:auto;cursor:pointer}
.qianhe-home-aboutfl img.vclose {width:auto}
.qianhe-home-aboutfr {width:47.8%;}
.qianhe-home-aboutfr .title {width:100%;text-align:left}
.qianhe-home-aboutfr .title h2 {color:#2c2c2c;font-size:clamp(20px, 2.3vw, 32px);line-height:1;}
.qianhe-home-aboutfr .title h2 span {color:var(--color-primary);line-height:inherit;}
.qianhe-home-aboutfr .title p {margin-top:20px;font-size:16px;line-height:1.5;}
.qianhe-home-aboutfr .title p span {color:#212121 !important;}
.qianhe-home-aboutfr .title h2 b {display:block;margin-bottom:8px;font-weight:100;color:var(--color-primary);font-size:17px;letter-spacing:0;}
.qianhe-home-aboutnum {display:flex;justify-content:space-between;flex-wrap:wrap;margin:10px 0 0;}
.qianhe-home-aboutnum div {background:#f1f1f1;position:relative;width: 48%;padding:17px;margin-top:20px;}
.qianhe-home-aboutnum div::after {content:' ';position:absolute;z-index:2;bottom:-2px;left:0;width:100%;height:2px}
@keyframes ad_width {
from {width:0}
to {width:100%}
}
.qianhe-home-aboutnum div:hover::after {animation:ad_width 0.5s linear forwards;background:var(--bg-color)}
.qianhe-home-aboutnum span {display:block;font-size:22px;color:#212121;font-weight:600;}
.qianhe-home-aboutnum span b {margin-right:10px;font-weight:600;}
.qianhe-home-aboutnum p {margin-top:10px;font-size:16px;color:#212121}
.qianhe-home-aboutfr .main-href {margin-top:30px;text-align:left}
.qianhe-home-aboutfr .main-href a{display:inline-block;padding:12px 35px;background:var(--color-primary);border-radius:var(--button-radius);color:#fff;font-size:16px;font-weight:600;}
.qianhe-home-aboutfr .main-href a:hover {background:rgba(1,113,187,.8)}



@media screen and (max-width:1580px) {
.qianhe-home-abvideo {padding:20px 35px;}
}

@media screen and (max-width:1441px) {
.qianhe-home-aboutnum span{font-size:20px;}
.qianhe-home-aboutnum div{padding:15px;margin-top:15px;}
.qianhe-home-abvideo {padding:20px;bottom:50px;}
.qianhe-home-abvideo p{font-size:17px;}
}

@media screen and (max-width:1280px) {
.qianhe-home-aboutnum span{font-size:18px;}
.qianhe-home-aboutfr .main-href a{padding:10px 30px;font-size:15px;}
.qianhe-home-aboutnum div{margin-top:10px;}
.qianhe-home-aboutnum p{font-size:15px;}
}

@media screen and (max-width:992px) {
.qianhe-home-about{padding:40px 0 0;}
.qianhe-home-about .inner{display:block;padding:40px 25px;}
.qianhe-home-aboutfl{width:70%;margin:0 auto;}
.qianhe-home-aboutfr{width:100%;margin:30px 0 0;}
.qianhe-home-aboutfr .title h2{text-align:center;}
.qianhe-home-aboutfr .main-href{text-align:center;}

.qianhe-home-aboutfr .qianhe-title p {font-size:15px;line-height:24px;}

}

@media screen and (max-width:768px){
.qianhe-home-about{padding:30px 0 0;}
.qianhe-home-abvideo{bottom:15px;}
.qianhe-home-abvideo p{font-size:16px;}
.qianhe-home-about .inner{padding:30px 20px;}
.qianhe-home-aboutfr .title p{margin-top:15px;font-size:15px;line-height:1.4;}
.qianhe-home-aboutnum span{font-size:17px;}
.qianhe-home-aboutfr .main-href a{padding:10px 25px;font-size:14px;}
}

@media screen and (max-width:640px) {
.qianhe-home-about .inner{padding:25px 15px;}
.qianhe-home-aboutfl{width:100%;}
.qianhe-home-abvideo p{font-size:15px;}
}

@media screen and (max-width:480px) {

.qianhe-home-about .inner{padding:25px 10px;}

.qianhe-home-aboutfr .main-href a{padding:8px 20px;font-size:13px;}

.qianhe-home-abvideo{padding:10px 12px;bottom:0;}
.qianhe-home-abvideo p{font-size:14px;}
.qianhe-home-abvideo span{width:40px;height:40px;line-height:40px;margin-left:6px;}


.qianhe-home-aboutfr .title p{font-size:14px;}
.qianhe-home-aboutfr .main-href{margin-top:20px;}
.qianhe-home-aboutnum p{font-size:14px;}



}