body {
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    background-color: #f4f4f4;
}

.container {
    text-align: center;
    background-color: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

h1 {
    margin-bottom: 20px;
}

.btn {
    display: inline-block;
    padding: 10px 20px;
    margin: 10px;
    font-size: 16px;
    color: white;
    background-color: #007bff;
    border: none;
    border-radius: 5px;
    text-decoration: none;
    cursor: pointer;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: #0056b3;
}

.code-box {
    background-color: #f5f5f5;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-family: monospace;
    display: inline-block;
    margin: 10px 0;
}