.container{background:#fff;border-radius:8px;max-width:800px;margin:0 auto;box-shadow:0 2px 4px #0000001a}h1,h2{color:#2c3e50;margin-bottom:15px}h1{font-size:2.5em}h2{border-bottom:2px solid #ddd;padding-bottom:5px;font-size:1.8em}p{margin-bottom:15px;line-height:1.6}ul{margin-bottom:20px;margin-left:20px;list-style-type:disc}li{margin-bottom:10px}a{color:#3498db;text-decoration:none}a:hover{text-decoration:underline}strong{color:#2c3e50}code{background-color:#f4f4f4;border-radius:4px;padding:2px 5px;font-family:Courier New,Courier,monospace}footer{text-align:center;color:#777;margin-top:30px;font-size:.9em}