CodePen Embed - 块元素水平居中

<div class="container">
  <div class="center">我想居中</div>
</div>

.container {
  background-color: #e1e1e1;
}

.center {
  width: 100px;
  height: 100px;
  background-color: pink;
  margin: 0 auto;
}

This Pen is owned by JingW on CodePen.

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