first-letter-capitalize-supplementary-char-ref.html

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  <meta charset="utf-8">

  <title>CSS Test Reference: ::first-letter with text-transform:capitalize after supplementary character</title>

  <style>

  .ref {

    font-size: 36px;

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<body>

  <div class="ref"><span style="color: green">&#x1D400;</span>bc Def</div>

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