body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #f8f8f8;
    color: #222;
    line-height: 1.6;
}

.container {
    max-width: 850px;
    margin: 40px auto;
    background: #ffffff;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0px 4px 15px rgba(0,0,0,0.1);
}

h1 {
    margin-bottom: 10px;
    color: #1a1a1a;
}

h2 {
    margin-top: 25px;
    color: #444;
}

ul {
    margin-left: 20px;
}

footer {
    margin-top: 40px;
    border-top: 1px solid #ddd;
    padding-top: 15px;
}

footer a {
    text-decoration: none;
    color: #0077cc;
    font-weight: bold;
}

footer a:hover {
    text-decoration: underline;
}

/* Mobile responsiveness */
@media (max-width: 600px) {
    .container {
        padding: 20px;
        margin: 20px;
    }

    h1 {
        font-size: 1.6rem;
    }

    h2 {
        font-size: 1.2rem;
    }
}