body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f4f4f4;
    color: #222;
}
header {
    background: #222;
    color: #fff;
    padding: 2rem 1rem;
    text-align: center;
}
main {
    padding: 2rem 1rem;
    max-width: 800px;
    margin: 0 auto;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}
footer {
    text-align: center;
    padding: 1rem;
    background: #222;
    color: #fff;
    position: fixed;
    width: 100%;
    bottom: 0;
}
.img-row-fixed {
    max-height: 220px;
    width: 100%;
    object-fit: contain;
    margin-bottom: 0.25rem;
}

.img-row-large {
    max-height: 340px;
    width: 100%;
    object-fit: contain;
    margin-bottom: 0.25rem;
}
.row.g-4 > [class^="col-"] {
    padding-left: 0.25rem;
    padding-right: 0.25rem;
}
.fancy-autoalign .autoalign-animated {
    display: inline-block;
    background: linear-gradient(90deg, #007bff, #00c6ff, #007bff);
    background-size: 200% 200%;
    color: #fff;
    padding: 0.2em 0.6em;
    border-radius: 0.5em;
    font-weight: bold;
    animation: shine 2s linear infinite;
    box-shadow: 0 2px 8px rgba(0,123,255,0.15);
}

@keyframes shine {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}