#validator-container {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px 0;
}

textarea#json-input {
    min-height: 400px; /* Large */
    font-family: 'Courier New', Courier, monospace;
    font-size: 14px;
    resize: vertical;
}

.result-box {
    margin-top: 20px;
    padding: 15px;
    border-radius: 4px;
    white-space: pre-wrap;
    font-family: monospace;
}

.result-box.success {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.result-box.error {
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}