.wrap-main {
    max-width: 1920px;
    margin: 0 auto;
    padding-bottom: 90px;
}
.wrap-main .video-wrap {
    width: 100%;
    padding: 0 10px;
}
.wrap-main .video-wrap .video-wrap-inner{
    max-width: 1200px;
    margin: 0 auto;
}

.product-banner {
    display: flex;
    justify-content: center;
    overflow: hidden;
    margin: 0 auto;
    width: 100%;
    max-width: 1920px;
    height: 200px;
    background: #0c0c0c;
    background: -moz-linear-gradient(top,  #0c0c0c 0%, #606060 100%);
    background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,#0c0c0c), color-stop(100%,#606060));
    background: -webkit-linear-gradient(top,  #0c0c0c 0%,#606060 100%);
    background: -o-linear-gradient(top,  #0c0c0c 0%,#606060 100%);
    background: -ms-linear-gradient(top,  #0c0c0c 0%,#606060 100%);
    background: linear-gradient(to bottom,  #0c0c0c 0%,#606060 100%);
    filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#0c0c0c', endColorstr='#606060',GradientType=0 );
}
.product-banner img {
    height: 100%;
    width: auto;
}
.wrap-main .video-wrap .video-select {
    margin-top: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid #ccc;
}

.video-select .category-name {
    padding-bottom: 10px;
    color: #999;
    font-weight: 500;
    font-size: 14px;
}
.video-select .select-value {
    overflow: hidden;
    position: relative;
    padding: 0 30px 0 10px;
    width: 100%;
    height: 38px;
    line-height: 38px;
    border: 1px solid #999;
    border-radius: 0;
    text-align: left;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 14px;
    color: #292929;
}

.video-select .select-value::before {
    position: absolute;
    right: 3px;
    top: 0;
    font-size: 20px;
    font-weight: 600;
}
.video-select .select-value::after{
    content: none;
}
.video-select .select-value:focus {
    box-shadow: none;
    border: 1px solid #0080f1;
}

.video-select .dropdown-menu {
    overflow-x: hidden;
    overflow-y: auto;
    width: 100%;
    max-height: 266px;
    background: #fff;
}
.video-select .dropdown-item {
    overflow: hidden;
    padding-left: 10px;
    padding-right: 30px;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: #292929;
    font-size: 14px;
    cursor: pointer;
}
.video-select .dropdown-item:focus {
    color: #292929;
}
.video-select .dropdown-item:hover {
    background: #E7EBEE;
}


/*视频展示开始*/
.video .video-show {
    padding-top: 10px;
}
.video .video-show li{
    overflow: hidden;
    margin-top: 30px;
    max-height: 230px;
    padding: 0 20px 0 0;
}
.video .video-show li:nth-child(3n+2){
    padding: 0 10px;
}
.video .video-show li:nth-child(3n+3){
    padding: 0 0 0 20px;
}

.video .video-show li a{
    position: relative;
    display: inline-block;
    width: 100%;
    height: 100%;
    background: #ededed;
}
.video .video-show li .video-img {
    width: 100%;
    height: 100%;
}
.video .video-show li .title{
    position: absolute;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 5px 20px;
    background: rgba(255,255,255,0.7);
    font-size: 14px;
    font-weight: 400;
}
.video .video-show li .play {
    position: absolute;
    left: 50%;
    top: 50%;
    font-size: 60px;
    color: rgba(255,255,255,0.8);
    transform: translate(-30px, -40px);
}
.video .video-show li:nth-child(3n+1){
    margin-left: 0;
}
/*视频展示结束*/


/*分页样式开始*/
.ff-pagination {
    margin-top: 60px;
    justify-content: center;
}
.ff-pagination .page-item {
    width: 40px;
    height: 40px;
    text-align: center;
    padding: 0;
    margin: 0 5px 5px 0;
    font-size: 16px;
    border: none ;
}
.ff-pagination .page-link:hover{
    background: #fff;
    color: #292929;
}

.ff-pagination .page-link {
    border: none ;
    border-radius: 3px;
    padding: 0;
    margin: 0;
    height: 100%;
    line-height: 40px;
}
.ff-pagination .page-item.active .page-link {
    background: #292929;
    border: none;
    border-radius: 3px;
    overflow: hidden;
}
.ff-pagination .page-item.active .page-link {
    color: #fff;
}
.ff-pagination .page-link:focus,.page-link:active:focus,
.ff-pagination .page-link.active:focus,.page-link.focus,
.ff-pagination .page-link:active.focus,.page-link.active.focus {
    outline: none;
    border-color: transparent;
    box-shadow:none;
}
/*分页样式结束*/

@media screen and (max-width: 575px) {
    .product-banner {
        height: 120px;
    }
    .video .video-select .video-select-category:first-child{
        padding-right: 5px;
    }
    .video .video-select .video-select-category:last-child{
        padding-left: 5px;
    }
    .video .video-show li {
        margin-top: 20px;
    }

    .video .video-show li .video-img {
        height: 110px;
    }
    .video .video-show li .title {
        font-size: 12px;
        font-weight: 500;
        padding: 5px;
    }
    .video .video-show li:nth-child(odd) {
        padding: 0 5px 0 0;
    }
    .video .video-show li:nth-child(even) {
        padding: 0 0 0 5px;
    }
    .video .video-show li .play{
        font-size: 50px;
    }
    .video-select .select-value {
        font-size: 12px;
    }
    .ff-pagination .page-item {
        width: 30px;
        height: 30px;
        font-size: 14px;
    }
    .ff-pagination .page-link {
        line-height: 30px;
    }
}


@media screen and (min-width: 576px) and (max-width: 767px){
    .product-banner {
        height: 140px;
    }
    .video .video-show li{
        margin-top: 15px;
        padding: 0 10px 0 0;
    }
    .video .video-show li:nth-child(3n+2){
        padding: 0 5px;
    }
    .video .video-show li:nth-child(3n+3){
        padding: 0 0 0 10px;
    }

    .video .video-show li .video-img {
        height: 130px;
    }
}

@media screen and (min-width: 768px) and (max-width: 991px){
    .product-banner {
        height: 160px;
    }
    .video .video-show li .video-img {
        height: 160px;
    }
}

@media screen and (min-width: 992px) and (max-width: 1199px){
    .product-banner {
        height: 180px;
    }
    .video .video-show li .video-img {
        height: 190px;
    }
}

@media screen and (min-width: 1200px) {
    .product-banner {
        height: 200px;
    }
    .video .video-show li .video-img {
        height: 230px;
    }
}
.message-prompt {
    height: 100px;
    line-height: 100px;
    font-size: 18px;
    text-align: center;
}