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PHPz批改状态：合格
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<link rel="stylesheet" href="//at.alicdn.com/t/c/font_3927980_xjos8pca4.css"><style>.iconfont {font-family: "iconfont" !important;font-size: 50px;font-style: normal;-webkit-font-smoothing: antialiased;-webkit-text-stroke-width: 0.2px;-moz-osx-font-smoothing: grayscale;}@media screen and (min-width:1200px) {/* 根据屏幕不同宽度 显示不同内容 就叫响应式 *//* 当屏幕宽度大于1200px */body {background-color: red;}}@media screen and (max-width:1199px) and (min-width:800px) {body {background-color: blue;}}@media screen and (max-width:799px) {body {background-color: brown;}}</style>
</head>
<body>
<div>
<p class="iconfont icon-yaoqinghaoyou"></p>
<span class="iconfont icon-fangwuchuzu"></span>
<span class="iconfont icon-shangpuchuzu"></span>
</div>
</body>
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