html, body {
            font-family: 'Courier New', Courier, monospace;
            background-color: #f4f4f4;
            color: #333;
            margin: 0;
            padding: 0;
        }
        header {
            background-color: #616161;
            color: orange;
            padding: 20px;
            text-align: left;
        }
        header h1 {
            margin: 0;
        }
        nav {
            background-color: #616161;
            padding: 10px;
            text-align: right;
        }
        nav a {
            color: orange;
            margin: 0 15px;
            text-decoration: none;
        }
        nav a:hover {
            text-decoration: underline;
        }
        section {
            padding: 20px;
            margin: 20px;
        }
        section h2 {
            color: #2C3E50;
        }
        footer {
            background-color: #616161;
            color: orange;
            text-align: left;
            padding: 10px;
            bottom: 0;
            width: 100%;
        }
        .contact-info a {
            color: #3498DB;
            text-decoration: none;
        }