body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 20px;
    background-color: #f9f9f9;
    color: #222;
}

.container h1:first-child {
    margin-top: 0;
}

h1, h2 {
    color: #0b3d91;
    margin-top: 1.5em;
}

h1 {
    font-size: 1.8em;
    margin-bottom: 0.5em;
}

h2 {
    font-size: 1.4em;
    margin-bottom: 0.4em;
}

p {
    margin-bottom: 1em;
}

ul {
    margin-left: 1.5em;
    margin-bottom: 1em;
}

li {
    margin-bottom: 0.3em;
}

a:link, a:visited {
    color: #0b3d91;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    background-color: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

@media (max-width: 500px) {
    body {
        padding: 10px;
    }
    .container {
        padding: 15px;
    }
}