body {
    font-family: Arial, sans-serif;
    display: flex;
    flex-direction: column;
    align-items: center;
    height: 100vh;
    margin: 0;
    background-color: #f0f0f0;
}

#container {
    text-align: center;
    padding: 20px;
    background-color: #ffffff;
    border: 1px solid #ddd;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    margin-top: 20px;
}

#studentForm input, #controls button, #controls input {
    padding: 10px;
    margin: 10px;
    font-size: 16px;
}

pre {
    text-align: left;
    margin-top: 20px;
    background-color: #eee;
    padding: 10px;
    border-radius: 5px;
    width: 100%;
    max-width: 600px;
    overflow-x: auto;
}