body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

header {
    background-color: #333;
    color: #fff;
    padding: 20px;
    text-align: center;
}

h1 {
    margin: 0;
}

main {
    padding: 20px;
}

section {
    margin-bottom: 20px;
}

h2 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

h3 {
    font-size: 1.25rem;
    margin-bottom: 10px;
}

a {
    color: #1E90FF;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

footer {
    background-color: #f1f1f1;
    padding: 10px;
    text-align: center;
    font-size: 0.875rem;
}

@media (max-width: 768px) {
    main {
        padding: 10px;
    }
}