body {
    font-family: Arial, sans-serif;
    margin: 20px;
    text-align: center;
}

#controls {
    margin-bottom: 10px;
}

button {
    font-size: 16px;
    padding: 10px 15px;
    margin: 5px;
    cursor: pointer;
    border: none;
    border-radius: 5px;
    background-color: #007bff;
    color: white;
}

button:hover {
    background-color: #0056b3;
}

textarea {
    width: 100%;
    height: 70vh;
    font-size: 16px;
    font-family: monospace;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    resize: none;
    box-sizing: border-box;
}

/* Mobile-friendly adjustments */
@media (max-width: 600px) {
    button {
        font-size: 14px;
        padding: 8px 12px;
    }

    textarea {
        height: 60vh;
        font-size: 14px;
    }
}