.galleries {
    display: grid;
    grid-template-columns: 1fr 1fr;
    grid-template-rows: 1fr 1fr;
    grid-column-gap: 4.5vw;
    grid-row-gap: 2.5vw;
    margin: 2em auto 4vw auto;
    padding: 0 4vw;
    width: min(calc(40em + 30vw), 100%);
    box-sizing: border-box;
}

.gallery {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    aspect-ratio: 16/9;
    background: url('https://via.placeholder.com/640x270') no-repeat center / cover;
    overflow: hidden;
}

.gallery button {
    width: 25em;
    background-color: var(--white);
    border: 2px solid var(--light-blue);
    color: var(--light-blue);
    padding: 1em;
    box-shadow: 0.1em 0.1em 0.3em rgba(0, 0, 0, 0.4);
    font-size: max(12px, 0.7em);
    transition: background-color 0.2s, border-color 0.2s, color 0.2s;
}

.gallery button:hover {
    background-color: var(--blue);
    color: var(--white);
    border-color: var(--blue);
}

@media (max-width: 744px) {
    .galleries {
        grid-template-columns: 1fr;
        grid-template-rows: repeat(4, auto);
    }

    .gallery {
        max-width: 640px;
        justify-self: center;
    }
}