body {
    margin: 0;
    background: #0e0e15;
    color: #eee;
    font-family: Arial, sans-serif;
}

header {
    padding: 20px;
    background: #1a1a25;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

nav a {
    color: #ccc;
    margin-left: 20px;
    text-decoration: none;
}

.gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: 20px;
    padding: 20px;
}

.item {
    background: #1a1a25;
    border-radius: 8px;
    overflow: hidden;
}

.thumb {
    width: 100%;
    height: 180px;
    background-size: cover;
    background-position: center;
    pointer-events: none; /* erschwert Download */
}