<script> function loadCSS() { if((navigator.userAgent.match(/(phone|pad|pod|iPhone|iPod|ios|iPad|Android|wOSBrowser|BrowserNG|WebOS)/i))) { document.write('<link href="assets/css/index_mobile.css" rel="stylesheet" type="text/css" media="screen" />'); } else { document.write('<link href="assets/css/index.css" rel="stylesheet" type="text/css" media="screen" />'); } } loadCSS();</script>
转载于:https://www.cnblogs.com/king94Boy/p/9917241.html
相关资源：华丽的CSS3 HTML5表单客户端验证
