<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>多编辑器 demo</title>
  <link href="https://cdn.bootcdn.net/ajax/libs/normalize/8.0.1/normalize.min.css" rel="stylesheet">
  <link href="./css/view.css" rel="stylesheet">
  <link href="./css/editor.css" rel="stylesheet">
  <style>
    .container {
      display: flex;
    }
    .container-item {
      fl