thanks.css

body {
    font-family: Arial, sans-serif;
    background-color: #f5f5f5;
    color: #333;
    margin: 0;
    padding: 0;
}

header {
    background-color: #4CAF50;
    color: white;
    padding: 10px 0;
    text-align: center;
}

h1 {
    margin: 0;
}

main {
    padding: 20px;
    text-align: center;
}

button {
    background-color: #4CAF50;
    color: white;
    border: none;
    padding: 10px;
    margin-top: 20px;
    cursor: pointer;
    border-radius: 4px;
    font-size: 1em;
}

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

footer {
    background-color: #4CAF50;
    color: white;
    text-align: center;
    padding: 10px 0;
    position: absolute;
    bottom: 0;
    width: 100%;
}