.diaporama{
        padding:            2rem 2rem;
        display:            flex;
        flex-flow:          row wrap;      
        justify-content:    center;
        gap:                1rem 1rem;
    }
    .diaporama--justify{
        justify-content:      center;
    }
    @media (max-width: 450px){
        .image-spreading{
            width:          100%;
            flex-grow:      1;
        }
    }
    @media (min-width: 451px) and (max-width: 1080px){
        .image-spreading{
            width:          45%;
            flex-grow:      1;
        }
    }
    @media (min-width: 1081px){
        .image-spreading{
            width:          22%;
        }
    }