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  <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
  <title>Letter spacing with surrogate characters</title>
   <style type="text/css">
    span { padding-right: 10px; }
   </style>
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 <body>
  <!-- ASCII for sanity check -->
  <p><span>A</span><span>A</span><span>A</span><span>A</span><span>A</span><span>A</span></p>
  <!-- SMP Characters, MATHEMATICAL BOLD CAPITAL A. It will probably appear as hexboxes, but that doesn't matter -->
  <p><span>&#x1d400;</span><span>&#x1d400;</span><span>&#x1d400;</span><span>&#x1d400;</span><span>&#x1d400;</span><span>&#x1d400;</span></p>
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