section{
    .galeria{
        columns: 4 250px;
        gap: 3px;
        margin: 0 auto;
    }
    .elemento{
        width: 250px;
        margin-bottom: 10px;
        break-inside: avoid;
    }
    img, video{
        width: 100%;
        height: auto;
        display: block;
    }
    figure{
        margin: 0;
    }
}