.yt_playlist_sect:not(.padding_top_off) {
    border-top: 1px solid #E5E7EB;
}
.yt_playlist_sect .description {
    text-align: center;
    color: #374151;
    line-height: 1.5;
    font-size: 0.875em;
    margin: 0 0 1em;
}
.yt_playlist_sect .playlist {
    display: block;
}
.yt_playlist_sect .sect_title + .playlist {
    margin-top: 1em;
}
.yt_playlist_sect .playlist_video {
    display: block;
    background-position: center;
    background-size: cover;
    position: relative;
    width: 100%;
    height: calc((100vw - 2em)/16*9);
}
.yt_playlist_sect .playlist_items {
    box-sizing: border-box;
    min-height: 100%;
    overflow-y: auto;
    padding: 0;
    width: 100%;
    height: 12em;
}
.yt_playlist_sect .playlist_item {
    display: flex;
    cursor: pointer;
    color: #111827;
    align-items: flex-start;
    transition-property: background-color, color;
    transition-duration: 0.3s;
    padding: 0.5em;
}
.yt_playlist_sect .playlist_item:not(:last-child) {
    border-bottom: 1px solid #E5E7EB;
}
.yt_playlist_sect .playlist_item.active {
    background-color: rgba(0, 0, 0, 0.8);
    color: #ffffff;
}
.yt_playlist_sect .playlist_item:not(.active):hover {
    background-color: rgba(0, 0, 0, 0.05);
}
.yt_playlist_sect .playlist_item_thumb {
    width: 22.5%;
}
.yt_playlist_sect .playlist_item_title {
    width: 77.5%;
    box-sizing: border-box;
    padding-left: 0.5em;
    font-size: 0.875em;
}
.yt_playlist_sect .playlist_video_play_icon {
    display: block;
    max-width: 6em;
    max-height: 6em;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    opacity: 0.75;
    transition-property: opacity;
    transition-duration: 0.3s;
}
.yt_playlist_sect .playlist_video:hover .playlist_video_play_icon {
    opacity: 1;
}
.yt_playlist_sect .under_title {
    text-align: center;
    text-transform: uppercase;
    color: #4B4EFC;
    font-weight: 600;
    font-family: Inter, sans-serif;
    line-height: 1.5;
    margin: 0 0 0.75em;
}
.yt_playlist_sect .under_title:last-child {
    margin-bottom: 0;
}