body {
    background-color: #2e2e2e;
    color: #e0e0e0;
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}
h1, h2 {
    color: #ffffff;
}
nav a {
    color: #ffffff;
    margin: 0 10px;
    text-decoration: none;
}
.container {
    padding: 20px;
}
img {
    max-width: 100%;
    height: auto;
    border: 2px solid #555;
}