/* 视频列表样式 */
.video_list{
    display: flex;
    flex-wrap: wrap;
    padding: 20px 0 20px;
}

.video_item{
    width: calc(50% - (37px / 2));
    height: auto;
    border-bottom: 1px solid #E5E8EC;
    margin-bottom: 44px;

    position: relative;
}

.video_item:nth-child(2n){
    margin-left: 37px;
}

.video_cover{
    width: 100%;
    height: auto;
    overflow: hidden;

    position: relative;
}

.video_cover .cover{
    width: 100%;
    height: 280px;
    object-fit: cover;

    transition: all .5s;
}

.pause_box{
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.4);

    position: absolute;
    top: 0;
    left: 0;
}

.video_cover .pause_icon{
    width: 60px;
    height: 60px;

    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.video_item h3{
    font-size: 18px;
    color: #333333;
    font-weight: 400;

    padding: 30px 0;
}

.bottom_t{
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 25px;
}

.bottom_t .date{
    font-size: 14px;
    color: #969595;
}

.bottom_t .more{
    display: flex;
    align-items: center;

    font-size: 16px;
    color: #D71B24;
}

.more img{
    width: 24px;
    height: auto;
    margin-left: 5px;
}

.video_item:hover h3{
    color: #AB0A0F;
    font-weight: bold;
}

.video_item:hover .bottom_t .date{
    color: #595959;
}

.video_item::after{
    content: "";
    width: 100%;
    height: 3px;
    background: #AB0A0F;
    transition: all 0.2s ease-out 0s;
    transform:scaleX(0);
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
}

.video_item:hover::after{
    transform: none;
}

.video_item:hover .video_cover .cover{
    transform: scale(1.1);
}




@media screen and (max-width: 1400px){
    .video_item{
        width: calc(50% - (30px / 2));
        margin-bottom: 20px;
    }

    .video_item:nth-child(2n){
        margin-left: 30px;
    }

    .video_cover .pause_icon{
        width: 50px;
        height: 50px;
    }

    .video_cover .cover{
        height: 250px;
    }

    .video_item h3{
        padding: 20px 0;
    }
}

@media screen and (max-width: 1200px){
    .my_tab{
        margin-top: 0;
    }

    .video_list{
        padding: 15px 0 20px;
    }

    .video_cover .cover{
        height: 280px;
    }

    .video_cover .pause_icon{
        width: 30px;
        height: 30px;
    }

    .video_item h3{
        font-size: 16px;
        padding: 10px 0;
    }

    .bottom_t .more{
        font-size: 14px;
    }

    .more img{
        width: 12px;
        margin-left: 3px;
    }

    .bottom_t{
        padding-bottom: 15px;
    }

    .video_item:nth-child(2n){
        margin-left: 12px;
    }

    .video_item{
        width: calc(50% - (12px / 2));
        margin-bottom: 15px;
    }

    .video_item::after{
        height: 2px;
    }
}

@media screen and (max-width: 768px){
    .video_cover .cover{
        height: 210px;
    }
}

@media screen and (max-width: 540px){
    .video_item{
        width: 100%;
    }

    .video_item:nth-child(2n){
        margin-left: 0;
    }

    .video_item h3{
        font-size: 14px;
    }

    .bottom_t .date, .bottom_t .more{
        font-size: 12px;
    }
}

@media screen and (max-width: 450px){
    .video_cover .cover{
        height: 192px;
    }
}