<!DOCTYPE html>
<html>
 <head>
  <meta charset="UTF-8">
  <title>dir() selector</title>
  <style>
   .blue { color: blue; direction: ltr; }
   .lime { color: lime; direction: rtl; }
   div { text-align: left; }
  </style>
 </head>
 <body>
  <div class="lime">This element has default direction.</div>
  <div class="blue">This element is ltr.</div>
  <div class="lime">This element is rtl.</div>
  <div class="blue">
    <div>This element should inherit ltr.</div>
    <div class="blue">This element is ltr.</div>
    <div class="lime">This element is rtl.</div>
  </div>
  <div class="lime">
    <div>This element should inherit rtl.</div>
    <div class="blue">This element is ltr.</div>
    <div class="lime">This element is rtl.</div>
  </div>
  <div class="lime">This element has an invalid dir attribute and
    should have default direction.</div>
 </body>
</html>