body{ background-color: #D1D1D1 } nav{ position: absolute; background-color: black; width: 100%; height: 4em; top: 0; text-align: center; line-height: 4em; } nav h1{ font-size: 3em; font-family: monospace; color: white; } .row{ width: 80%; margin: 10em auto 0 auto; } .col{ float: left; width: 30%; margin: 0 1.5% 0 1.5%; } .box{ height: 15em; width: 100%; background-color: black; } .col p{ display: block; margin-top: 1em; }