HTML Code

<!DOCTYPE html>
<html lang="en">
<head>
  <title>@charset UTF-8</title>
  <style>
    /* In a real external .css file, put this as the first line: */
    /* @charset "UTF-8"; */

    body {
      font-family: Arial, sans-serif;
      margin: 16px;
      color: #0f172a;
    }

    .note {
      max-width: 40rem;
      line-height: 1.5;
    }

    code {
      background: #f1f5f9;
      padding: 0.1em 0.35em;
      border-radius: 4px;
    }
  </style>
</head>
<body>
  <p class="note">External CSS should start with <code>@charset "UTF-8";</code> as the first bytes of the file.</p>
</body>
</html>

Lines: 0 | Characters: 0

Live Preview Auto-refresh on Run

CSS @charset At-Rule — UTF-8