body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #181818;
    color: #e0e0e0;
}

header, footer {
    background-color: #212121;
    color: #fff;
    padding: 20px;
    text-align: center;
}

header a, footer a {
    color: #e0e0e0;
    text-decoration: none;
}

header a:hover, footer a:hover {
    color: #007bff;
}

nav a {
    color: #e0e0e0;
    margin: 0 15px;
    text-decoration: none;
    font-size: 1.1em;
}

nav a:hover {
    color: #007bff;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 30px;
}

h1, h2 {
    color: #fff;
}

h2 {
    font-size: 2em;
    margin-bottom: 15px;
}

ul {
    list-style-type: none;
    padding-left: 0;
}

ul li {
    margin-bottom: 10px;
}

.button {
    background-color: #007bff;
    color: #fff;
    padding: 12px 25px;
    border: none;
    text-decoration: none;
    border-radius: 5px;
    display: inline-block;
    font-size: 1.1em;
    transition: background-color 0.3s;
}

.button:hover {
    background-color: #0056b3;
}

footer p {
    margin: 0;
    font-size: 0.9em;
    color: #ccc;
}

footer a {
    color: #ccc;
    text-decoration: none;
}

footer a:hover {
    color: #007bff;
}

.content {
    margin: 20px 0;
    background-color: #333;
    padding: 20px;
    border-radius: 8px;
}

.content h2 {
    margin-top: 0;
}

ul {
    padding-left: 20px;
}

ul li {
    margin-bottom: 10px;
}

@media screen and (max-width: 768px) {
    nav {
        font-size: 0.9em;
    }
    .container {
        padding: 20px;
    }
}