.contents {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr 1fr 1fr;
    align-items: start;
    gap: 12px;
}

.youtube {
    display: block;
    width: 100%;
    position: relative;
}

#youtube_wrap {
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
}

.youtube_modal {
    display: block;
    position: relative;
    width: 100%;
    margin: 0 auto;
    padding-top: 56.25%;
    border-radius: 2px;
    overflow: hidden;
}

#youtube_wrap .youtube_modal iframe,
#youtube_wrap .youtube_modal a {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.youtube span {
    font-size: 1rem;
    padding: 1rem 0;
    line-height: 1rem;
    display: block;
}