t="
      When dir='auto', the direction is set according to the first strong character
      of the text while ignoring contained elements with an explicit dir of their own.
      In this test, it is the Latin letter A, thus the direction must be
      resolved as LTR." />
    <style>
      input, textarea {
        font-size:1em;
      }
      body {
        font-size:2em;
      }
      .test, .ref {
        border: medium solid gray;
        width: 400px;
        margin: 20px;
      }
      .comments {
 