    div.y {
      position: absolute;
      left: 10px;
      top: 20px;
      width: 10px;
      height: 117px;
      background-image: url("../resources/green-bottom.png");
      background-position-y: bottom;
      background-repeat: repeat-x;
      background-size: 1px 117px;
    }
  </style>
</head>
<body>
  <div class="y"></div>
  <div class="x"></div>
</body>
</html>