<!DOCTYPE html> <html> <title>CSS Writing Modes Test Reference: positioning of a text-orientation:sideways block alongside vertical-rl floats</title> <link rel="author" title="Ting-Yu Lin" href="mailto:tlin@mozilla.com"> <link rel="author" title="Mozilla" href="https://www.mozilla.org/"> <style> html { writing-mode: vertical-rl; } div { block-size: 100px; } div#first-olive-float { background-color: olive; float: left; inline-size: 50%; } div#second-blue-float-with-clear { background-color: blue; clear: left; float: left; inline-size: 25%; } div#orange-bfc { background-color: orange; inline-size: 75%; writing-mode: vertical-rl; } </style> <body> <div id="first-olive-float"> </div> <div id="second-blue-float-with-clear"> </div> <div id="orange-bfc"> </div> </body> </html>