<h3>子绝父相</h3>

<div class="container">
  <div class="left">我是左边</div>
  <div class="right">我是右边</div>
</div>
.container {
  position: relative;
  width: 100%;
  height: 200px;
  background-color: #e1e1e1;
}

.left {
  position: absolute;
  top: 0;
  left: 0;
  width: 100px;
  height: 100%;
  background-color: pink;
}

.right {
  position: absolute;
  top: 0;
  right: 0;
  left: 100px;
  height: 100%;
  background-color: yellow;
}

External CSS

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External JavaScript

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