#iox-container {
    max-width: 400px;
    margin: 40px auto;
    padding: 20px;
    border: 2px solid #2c3e50;
    border-radius: 12px;
    background: #f9f9f9;
    text-align: center;
    font-family: 'Arial', sans-serif;
}

#iox-container h2 {
    color: #2c3e50;
    margin-bottom: 15px;
}

#iox-upload-form input[type="file"] {
    display: block;
    margin: 0 auto 15px auto;
}

#iox-upload-form button {
    background-color: #2c3e50;
    color: white;
    border: none;
    padding: 10px 20px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
}

#iox-upload-form button:hover {
    background-color: #1a252f;
}

#iox-preview img {
    margin-top: 15px;
    max-width: 100%;
    border-radius: 8px;
}

#iox-results {
    margin-top: 20px;
    font-weight: bold;
    color: #333;
}