header .banner {
    background-image: url(../image/banner1.png);   
}
main .video-content {
    margin-top: 90px;
}
main .video-content h2 {
    margin-bottom: 29px;
}
main .video-content .day {
    display: block;
    margin: auto;
    color: main #3F3F3F;
    padding-bottom: 39px;
    max-width: 1311px;
    border-bottom: 1px solid #d9d9d9;
}

main .video-content video {
    max-width: 1331px;
    display: block;
    height: 697px;
    background: black;
    margin: 90px auto;
}

.paging {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1410px;
    margin: 64px auto;
}

.paging a {
    margin-right: 10px;
    color: black;
}

@media screen and (max-width: 780px) {
    hr {
        width: 100vw
    }
    main .video-content {
        margin-top: 0px;
    }
    main .video-content h2 {
        font-size: 20px;
        margin-bottom: 20px;
        font-weight: bold;
    }
    main .video-content .day {
        color: main #3F3F3F;
        margin-bottom: 30px;
        font-size: 12px;
        padding-bottom: 20px;
    }
    
    main .video-content video {
        width: 100vw;
        display: block;
        height: 230px;
        background: black;
        margin: 0;
    }
    
    .paging {
        display: flex;
        justify-content: space-between;
        align-items: center;
        max-width: 1410px;
        padding: 20px;
        margin: 0;
    }
    
    .paging {
        display: flex;
        justify-content: space-between;
        align-items: center;
        max-width: 1410px;
        margin: 64px auto;
    }
    
    .paging a {
        margin-right: 10px;
        color: black;
    }
}