#svv-container {
    max-width: 800px;
    margin: auto;
    text-align: center;
    padding: 20px;
}

#svv-preview {
    border: 1px solid #ccc;
    margin-top: 15px;
    width: 100%;
    height: auto;
}

input[type="file"], select, button {
    margin-top: 10px;
    padding: 10px;
    font-size: 16px;
}