.videos-wrap{
    background:#fff;
}
.videos-content{
    padding:5.99vw 0 8.07vw;
    margin:0 10%;
}
.videos-banner .img{
    width:100%;
}
.videos-content .videos-tit{
    font-size: 3.44vw;
    font-weight: 700;
    color:#000;
}
.videos-content .videos-say{
    margin-bottom:1.56vw;
    border-bottom: 0.05vw solid #9D9D9D;
    padding-bottom:1.04vw;
    font-size:1.56vw;
    color:#9D9D9D;
}
.tab-wrap{
    margin:1.82vw 0 2.86vw;
    text-align: center;
}
.tab-box{
    display: inline-block;
    overflow: hidden;
}
.tab-box span{
    display: inline-block;
    width:10.42vw;
    text-align: center;
    padding:1.04vw 0;
    border-bottom: 0.21vw solid #DCDCDC;
    color:#9D9D9D;
    font-size:1.35vw;
    font-weight: 600;
    cursor: pointer;
}
.tab-box span.active{
    color:#17BBEF;
    border-color: #17BBEF;
}
.videos-list,.pdf-list,.photos-list{
    display: flex;
    flex-wrap: wrap;
    gap: 1.8vw;
}

.pdf-list{
    justify-content:flex-start;
}
.videos-list .item,.photos-list .item{
    position: relative;
    width:calc(33% - 1.04vw);
    height: 19vw;
    background:#F9FDFF;
}
.photos-list .item{
    max-height: 17vw;
}
.video-box{
    max-height: 14.2vw;
}

.video-box,.carousel-video{
    width:100%; 
}
.carousel-video{
    width:100%;
    height: 14.2vw;
}
.play-button {
  position: absolute;
  top: 40%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 3.13vw;
  height: 3.13vw;
  background-color: rgba(255, 255, 255, 0.8);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25vw;
  color: #000;
  cursor: pointer;
  z-index: 10;
  transition: opacity 0.3s ease;
}
.play-bg {
    position: absolute;
    top:0;
    left:0;
    width:100%;
}
.play-bg .img{
    width:100%;
}
.fullscreen-button {
  position: absolute;
  top: 60%;
  right: 0.52vw;
  background: rgba(0, 0, 0, 0.5);
  color: white;
  border: none;
  padding: 0.42vw 0.63vw;
  font-size: 0.83vw;
  cursor: pointer;
  z-index: 10;
  border-radius: 0.21vw;
}
.videos-list .title{
    margin:1.30vw 1.56vw 2.08vw 1.56vw;
    font-size:0.73vw;
    font-weight: 700;
    color:#000;
}
.photos-list .img{
    width:100%;
    height: 100%;
}
.pdf-list .pdf-item{
    display: flex;
    width:calc(33% - 1.04vw);
    /* margin:0 0.26vw 2.86vw; */
    margin:0 0 2.86vw;
}
.pdf-list .pdf-img-box{
    flex:1;
    margin-right:1.30vw;
}
.pdf-list .pdf-img-box .img{
    width:100%;
}
.pdf-list .pdf-txt{
    flex:3;
}
.pdf-list .pdf-tit{
    font-weight: 700;
    font-size:1.35vw;
    line-height: 100%;
    color:#000;
    min-height: 3.1771vw;
}
.pdf-list .pdf-download{
    display: inline-block;
    margin-top:2.08vw;
    color:#15A8D7;
    font-size:0.94vw;
    font-weight: 500;
    cursor: pointer;
}
.pdf-list .pdf-download .img{
    margin-left:0.78vw;
}
.list {
  display: none;
}
.list.videos-list {
  display: flex;
}
#loading {
    position: fixed;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, .1);
    display: none;
    justify-content: center;
    align-items: center;
    z-index: 99999999;
    left: 0;
    top: 0;
}

.spinner {
    border: 0.21vw solid #f3f3f3;
    border-top: 0.21vw solid #15A8D7;
    border-radius: 50%;
    width: 2.08vw;
    height: 2.08vw;
    animation: spin 1s linear infinite;
}