body {
    font-family: system-ui, sans-serif;
    background: #111;
    color: #fff;
    text-align: center;
}

.container {
    max-width: 900px;
    margin: auto;
    padding: 20px;
}

input {
    padding: 10px;
    width: 200px;
    font-size: 16px;
}

button {
    padding: 10px 16px;
    font-size: 16px;
    cursor: pointer;
}

#gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 12px;
    margin-top: 20px;
}

img {
    width: 100%;
    border-radius: 8px;
}