body {
    margin: 0;
    padding: 0;
    background-color: #202020;
}

section.gallery {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: space-around;
}

section.gallery img {
    /*flex-basis: 100%;*/
    width: 100%;   /* Full width of the enclosing container */
    margin-bottom: 2em;
    transition: opacity 1s;
}

section.gallery img.faded {
    opacity: .01;
}

#footer {
    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
    line-height: 3em;
    font-size: 24px;
    color: yellow;
}

@media only screen and (min-width: 800px) {
    body {
        overflow: hidden;
    }

    section.gallery img {
        width: 400px;
    }
}