layout/reftests/forms/button/width-auto-size-em-ltr.html

   1 <!DOCTYPE HTML>
   2 <style>
   3
   4 button {
   5   -moz-appearance: none;
   6   background: yellow;
   7   border: 2px solid fuchsia;
   8   padding: 2px;
   9   font-size: 1em;
  10   border-radius: 0; /* override mobile/android/themes/core/content.css */
  11 }
  12
  13 span {
  14   display: inline-block; vertical-align: middle;
  15   height: 2em; width: 5em; border: 2px solid blue;
  16 }
  17
  18 </style>
  19
  20 <button><span></span></button>