<header> <code><header></code> </header> <section> <code><section> <br> display: <br> inline-block;</code> </section><section> <code><section> <br> display: <br> inline-block;</code> </section><section> <code><section> <br> display: <br> inline-block;</code> </section> <footer> <code><footer></code> </footer>
code { background: #2db34a; border-radius: 6px; color: #fff; display: block; font: 14px/24px "Source Code Pro", Inconsolata, "Lucida Console", Terminal, "Courier New", Courier; padding: 24px 15px; text-align: center; } header, section, aside, footer { margin: 0 1.5% 24px 1.5%; } section { display: inline-block; width: 30%; } footer { margin-bottom: 0; }