body {
    font-family: Arial, sans-serif;
    background: #f7f7f7;
    margin: 0;
    padding: 0;
    color: #222;
}
header {
    background: #222;
    color: #fff;
    padding: 20px 10px 10px 10px;
    text-align: center;
}
.logo {
    max-height: 60px;
    vertical-align: middle;
    margin-bottom: 8px;
}
.banner {
    width: 100%;
    max-height: 180px;
    object-fit: cover;
    margin-bottom: 8px;
}
main { padding: 24px; }
section { background: #fff; margin-bottom: 24px; padding: 18px 16px; border-radius: 8px; }
h2 { color: #222; border-bottom: 2px solid #eee; padding-bottom: 4px; }
.img-gallery {
    display: flex;
    gap: 12px;
    margin: 12px 0;
}
.img-gallery img {
    height: 130px;
    border-radius: 4px;
    box-shadow: 0 2px 6px #ddd;
}
.expo-invite { max-width: 100%; margin: 10px 0; border-radius: 8px; box-shadow: 0 2px 8px #ccc; }
pre { background: #f5f5f0; padding: 10px; font-size: 1rem; border-radius: 4px; border: 1px solid #eee; }
footer { text-align: center; padding: 18px 0; background: #222; color: #fff; margin-top: 30px; }