#program-list {
    max-height: 60vh;
    overflow: auto;
    scrollbar-width: thin;
    scrollbar-color: darkblue #8ad;
}

#program-list::-webkit-scrollbar {
    width: 0.25em;
    height: 0.25em;
}

#program-list::-webkit-scrollbar-track {
    background: #8ad;
}

#program-list::-webkit-scrollbar-thumb {
    background: darkblue;
}

details summary .duration {
    font-family: monospace;
}

@media (min-width: 40em) {
    main {
        display: grid;
        grid-template-columns: 50% 50%;
    }

    main > div {
        padding: 1em;
    }

    .programs {
        display: grid;
        grid-auto-rows: 10em;
        grid-template-columns: repeat(auto-fit, minmax(10em, 1fr));
        grid-gap: 0.8em;
    }

    .program {
        background-color: #099;
    }

    .program a {
        display: flex;
        align-items: center;
        justify-content: center;
        height: 100%;
        width: 100%;
        text-decoration: none;
        color: inherit;
        transition: color 0.5s;
    }

    .program:hover a {
        color: white;
    }

    .program .summary {
        font-weight: bold;
        text-align: center;
        transition: 0.5s;
    }

    .program:hover .summary {
        opacity: 1;
    }

    .details.active > *:first-child {
        margin-top: 0;
    }
}

@media (max-width: 40em) {
    main {
        padding-left: 0.8em;
        padding-right: 0.8em;
    }

    .programs {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(8em, 1fr));
        grid-gap: 0.8em;
        grid-auto-rows: 4em;
    }

    .program {
        background-color: #099;
    }

    .program a {
        display: flex;
        width: 100%;
        height: 100%;
        justify-content: center;
        align-items: center;
        text-decoration: none;
    }

    .program .summary {
        font-weight: bold;
    }
}