body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
    margin: 0;
    padding: 20px;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background-color: #fff;
    padding: 20px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}

main {
    padding: 20px 0;
}

h1 {
    color: #0056b3;
    font-size: 2em;
    margin-bottom: 0.5em;
}

h2 {
    font-size: 1.4em;
    color: #6c757d;
    margin-top: 1.5em;
    margin-bottom: 0.5em;
    border-bottom: 1px solid #ecf0f1;
    padding-bottom: 0.3em;
}

p {
    margin-bottom: 1em;
}

a {
    color: #3498db;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

hr {
    border: 0;
    border-top: 1px solid #ecf0f1;
    margin: 2em 0;
}

@media (max-width: 600px) {
    body {
        font-size: 16px;
        padding: 10px;
    }

    .container {
        padding: 10px;
    }

    h1 {
        font-size: 1.8em;
    }

    h2 {
        font-size: 1.3em;
    }
}