body {
    font-family: Arial, sans-serif;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
}
#prompt {
    width: 100%;
    height: 100px;
    margin-bottom: 10px;
}
#generate-btn {
    padding: 10px 15px;
    background: #4CAF50;
    color: white;
    border: none;
    cursor: pointer;
}
#preview-container {
    margin: 20px 0;
}
#preview-container img {
    max-width: 100%;
    border: 2px dashed #ccc;
}
.watermarked {
    opacity: 0.7;
    position: relative;
}
.watermarked::after {
    content: "PREVIEW";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 3em;
    color: rgba(255, 0, 0, 0.5);
}