*{margin:0;padding:0;box-sizing:border-box}body{font-family:Helvetica Neue,Arial,sans-serif;color:#333;background:#f9f9f9;line-height:1.6}a{color:inherit;text-decoration:none}.container{max-width:1200px;margin:0 auto;padding:0 1rem}main{min-height:calc(100vh - 200px)}