.container-narrow{margin:0 auto;max-width:700px}.container-narrow>hr{margin:30px 0}.jumbotron,.marketing{margin:60px 0}.jumbotron{text-align:center}.jumbotron h1{font-size:72px;line-height:1}.jumbotron .btn{font-size:21px;padding:14px 24px}.marketing p+h4{margin-top:28px}