body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: #f4f4f9;
    color: #333;
}
header {
    background: #0077cc;
    color: #fff;
    padding: 1rem 0;
    text-align: center;
}
section {
    padding: 2rem;
    margin: 0 auto;
    max-width: 800px;
    background: #fff;
    margin-bottom: 1rem;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}
h1{
    color: #ffffff;
}
h2 {
    color: #0077cc;
}
ul {
    list-style: disc;
    margin: 1rem 0;
    padding-left: 1.5rem;
}
footer {
    text-align: center;
    padding: 1rem 0;
    background: #0077cc;
    color: #fff;
}