en.scrolled .box, #red.scrolled .box {
          transform: translateX(0);
        }
    </style>
  </head>
  <body>

    <div id="blue" class="section scrollspy blue">
      <div class="wrapper">
        <div class="box"></div>
      </div>
    </div>
    <div id="green" class="section scrollspy green">
      <div class="wrapper">
        <div class="box"></div>
      </div>
    </div>
    <div id="yellow" class="section scrollspy yellow">
      <div class="wrapper">
        <div class="box"></div>
      <