.posts-year-container{max-width:1200px;margin:0 auto;padding:20px;font-family:Arial,sans-serif}.posts-year-container h1{text-align:center;margin-bottom:20px;color:#333}.month-section{margin-bottom:30px}.month-section h2{background:#3498db;color:white;padding:10px;border-radius:5px;text-align:center}.posts-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}h1.page-title{text-align:center;margin-top:40px}