.content {
    display: grid;
    gap: 24px;
    grid-template-columns: auto;
}
.audioindex {
    border: solid 1px white;
    border-radius: 20px;
    padding: 10px;
    transition: 0.5s ease;
}
.audioindex:hover {
    border: solid 1px #1f497d;
}
.audiotitle {
    font-size: medium;
    font-family: Arial, Helvetica, sans-serif;
    font-weight: bold;
    user-select: none;
    color: #1f497d;
    padding-left: 12px;
    padding-right: 12px;
}
.audioplayer {
    padding-left: 12px;
    padding-right: 12px;
    width: calc(100% - 24px);
}
@media screen and (min-width: 960px) {
    .content {
        grid-template-columns: auto auto;
    }
}