body {
    background: #111;
    color: #eee;
    font-family: sans-serif;
}

/* listing stuff */

#list-title {
    text-align: center;
}

.card-listing {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
}

.card {
    background: #333;
    padding: 10px;
    flex-grow: 1;
    max-width: 360px;
    text-align: center;
    font-weight: bold;
    font-size: 18px;
}

.card img {
    max-width: 100%;
    max-height: 100%;
}

/* viewer stuff */

#viewer-images {
    display: none;
}

#image-container {
    height: 100vh;
    width: 100vw;
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
}

#page-num, #duration {
    position: fixed;
    font-size: 14pt;
    top: 10px;
    font-weight: bold;
    opacity: 0.75;
    text-shadow: /* Duplicate the same shadow to make it very strong */
        0 0 2px #222,
        0 0 2px #222,
        0 0 2px #222;
}

#page-num {
    left: 10px;
}

#duration {
    right: 10px;
}

#progress {
    background-color: #4488ffcc;
    height: 5px;
    width: 0;
    position: fixed;
    top: 0;
    left: 0;
}