body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
    background-color: #f4f4f4;
    color: #333;
}
header {
    background-color: #333;
    color: #fff;
    padding: 20px 0;
    text-align: center;
}
section {
    padding: 20px;
    margin: 10px;
    background-color: #fff;
    border-radius: 5px;
}
h2 {
    color: #444;
}
ul {
    list-style-type: square;
    padding-left: 20px;
}
form input, form textarea {
    width: 100%;
    padding: 10px;
    margin: 5px 0 15px 0;
    border: 1px solid #ccc;
    border-radius: 4px;
}
form button {
    padding: 10px 20px;
    background-color: #333;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}
form button:hover {
    background-color: #555;
}
footer {
    text-align: center;
    padding: 10px;
    background-color: #eee;
}