mescreen for ios -->
    <meta name="apple-mobile-web-app-capable" content="yes" />
    <meta name="apple-mobile-web-app-status-bar-style" content="black" />
    <meta name="msapplication-tap-highlight" content="no" />
    <script>
      function getChromeVersion() {
        var raw = navigator.userAgent.match(/Chrom(e|ium)\/([0-9]+)\./)
        return raw ? parseInt(raw[2], 10) : false
      }
      if (getChromeVersion() === 77) {
        window.TransformStream = null
        window.WritableStream = null
