.article-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 20px;
            font-family: Arial, sans-serif;
        }
        h1, h2, h3 {
            color: #2c3e50;
        }
        p {
            line-height: 1.8;
            color: #34495e;
        }