<!DOCTYPE html>
<html>
  <head>
    <title>String Editing</title>
    <style>
#fake-caret {
  height: 1em;
  width: 2px;
  background-color: black;
}

.editor {
  caret-color: transparent;
}

.zipper-view {
  flex-direction: row;
  display: flex;
}
    </style>
  </head>
  <body>
    <script src="example.js"></script>
  </body>
</html>