body {
    font-family: Arial, sans-serif;
    margin: 20px;
    background-color: #f4f4f9;
    color: #333;
}
h1 {
    color: #007bff;
    text-align: center;
}
ul{
    list-style: square;
    padding: 10;
}
li {
    margin: 15px 0;
    font-size: 30px;
}

a {
     text-decoration: none;
    color: #0077cc;
}

a:hover {
    text-decoration: underline;
}
h2{
    color: #013165;
    text-align: center;
}