body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;line-height:1.6;color:#333;margin:0;padding:0}.container{max-width:1200px;margin:0 auto;padding:0 20px}header{background-color:#f4f4f4;padding:20px 0;margin-bottom:30px}h1{margin:0;font-size:2em}main{min-height:400px}article{margin-bottom:30px;padding-bottom:30px;border-bottom:1px solid #eee}footer{background-color:#333;color:#fff;text-align:center;padding:20px 0;margin-top:40px}