body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 20px;
}

.container {
    position: absolute;
    max-width: 800px;
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    width: 600px;
    top: 50%;
    left: 50%;
    transform:translate(-50%, -50%);
}

h1 {
    text-align: center;
}

button {
    background-color: #4CAF50;
    color: white;
    border: none;
    padding: 10px 20px;
    cursor: pointer;

}

button:hover {
    background-color: #45a049;
}