JSFiddle - React, Tailwind, and code Playground

by dtdxrk

HTML

<h1>一.使用 HTML+CSS 实现如图布局，border-widht 5px，一个格子大小是 50*50，hover时候边框变为红色（兼容IE6+，考虑语义化的结构）</h1>
<img src="http://images.cnitblog.com/blog/294743/201305/18155307-5204bc8ef6164feb87953dd7f264158b.gif">
<div id="box1">
  <a href="#">1</a>
  <a href="#">2</a>
  <a href="#">3</a>
  <a href="#">4</a>
  <a href="#">5</a>
  <a href="#">6</a>
  <a href="#">7</a>
  <a href="#">8</a>
  <a href="#">9</a>
</div>


<h1>二.使用一个标签和纯CSS a href="#" title="订阅博客" 订阅博客 a 实现如图效果，文字始终保持左边距10px, 下边距5px，改变字体大小（12px-50px）时，边距保持不变，不使用 content:"订阅博客"，兼容现代浏览器</h1>
<img src="http://images.cnitblog.com/blog/294743/201305/18155433-83a8a694edc3490d81efde98cc3b09b2.gif">

  <a href="#" id="box2" title="订阅博客">订阅博客</a>

CSS

*{margin: 0;padding: 0;font-size: 12px;line-height: 1;font-family:  'Microsoft Yahei',Arial;}
  h1{background-color: green;color: #fff;padding: 10px;font-size: 16px;font-weight: normal;}
  a{text-decoration: none;}

  #box1{width:180px;height:180px;overflow: hidden;}
  #box1 a{display: block;float:left;z-index:1;border: 5px solid blue;margin-right: -5px; margin-bottom:-5px;width: 50px;height: 50px;line-height: 50px;text-align: center;}
  #box1 a:hover{border-color: red;position: relative;z-index: 2;}

  #box2{ text-align: left;width: 500px;height:100px;padding-left: 10px;padding-bottom: 5px; display:table-cell; vertical-align:bottom;border-bottom: 3px solid red;background-color: #a0d0e0;color: #000;transition: font-size 4s;}
  #box2:hover{background-color: #a0d0e0;-webkit-animation-name:'wobble';-webkit-animation-duration:0.3s;font-size: 50px;}
  @-webkit-keyframes 'wobble' {
     50% {
        background: green;
     }
     100% {
        background: #a0d0e0;
     }
  }