<!DOCTYPE html>
<head>
  <meta charset="utf-8">
  <title>Reference case for text scaled via SVG viewBox</title>
  <link rel="author" title="Daniel Holbert" href="mailto:dholbert@mozilla.com">
  <style>
    svg {
      width: 100px;
      height: 100px;
      background: lightgray;
      overflow: visible;
    }
    text {
      font: 100px/1 monospace;
    }
  </style>
</head>
<body>
  <svg>
    <text x="0" y="100">X̂̂̂̂̂̂</text>
  </svg>
</body>