body {
    font-family: Arial, sans-serif;
    background: #f5f5f5;
    color: #222;
    margin: 0;
    padding: 0;
}
header {
    background: #3c4b36;
    color: #fff;
    padding: 20px 0;
    text-align: center;
}
nav {
    background: #2e3a28;
    padding: 10px 0;
    text-align: center;
}
nav a {
    color: #fff;
    text-decoration: none;
    margin: 0 20px;
    font-weight: bold;
}
nav a:hover {
    text-decoration: underline;
}
.container {
    max-width: 900px;
    margin: 30px auto;
    background: #fff;
    padding: 30px;
    border-radius: 8px;
    box-shadow: 0 0 8px rgba(0,0,0,0.08);
}
footer {
    background: #2e3a28;
    color: #fff;
    text-align: center;
    padding: 15px 0;
    margin-top: 40px;
}
img.logo {
    height: 300px;
    margin-bottom: 50px;
}