浮动元素的高度塌陷与解决方案 overflow

- 作者：霏梦

<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>浮动元素的高度塌陷与解决方案</title>
    <style>
      .container {
        border: 3px solid red;
      }
      .item {
        width: 150px;
        height: 150px;
        float: left;
      }
      .item:first-of-type {
        background-color: lightgreen;
      }
      .item:nth-last-of-type(2) {
        background-color: lightsalmon;
      }
      .item:last-of-type {
        background-color: magenta;
      }
      .container {
        overflow: auto;
        overflow: hidden;
      }
    </style>
  </head>
  <body>
    <div class="container">
      <div class="item"></div>
      <div class="item"></div>
      <div class="item"></div>
    </div>
  </body>
</html>

- 作者：霏梦

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