Test figures

HTML

<header>
    <div class="left-header"></div>
    <div class="right-header">
         <div class="right-header-top"></div>
         <div class="right-header-bottom"></div>
    </div>
</header>

CSS

.left-header { background:red; width:100px; float:left; }
.right-header { background:blue; max-width:200px; float:left; }

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Test figures

HTML

CSS

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Join the 4+ million users, and keep the JSFiddle dream alive.

Ad-free

Use pre-released features

Fiddle collections

Private collections and fiddles

Console