参考博客：http://blog.csdn.net/smilebzj/article/details/50913232
# tmall 天猫商城body,h1,h2,h3,h4,h5,h6,hr,p,blockquote,dl,dt,dd,ul,ol,li,pre,form,fieldset,legend,button,input,textarea,th,td {margin:0;padding:0;}body,button,input,select,textarea{font:12px/1.5 tahoma,arial,\5b8b\4f53;}h1,h2,h3,h4,h5,h6{font-size:100%;}address,cite,dfn,em,var{font-style:normal;}code,kbd,pre,samp{font-family:courier new,courier,monospace;}small{font-size:12px;}ul,ol{list-style:none;}a{text-decoration:none;}a:hover{text-decoration:underline;}sup{vertical-align:text-top;}sub{vertical-align:text-bottom;}legend{color:#000;}fieldset,img{border:0;}button,input,select,textarea{font-size:100%;}table{border-collapse:collapse;border-spacing:0;}# tudou 土豆网h1,h2,h3,h4,h5,h6,pre,form,fieldset,input,textarea,p,blockquote,th,td{margin:0;padding:0}body{color:#000;background:#fff;font-size:12px;line- height:1.25;font-family:tahoma,arial,\5b8b\4f53,sans-serif}th,td{text-align:left;vertical-align:top}h1,h2,h3,h4,h5,h6{font-size:1em;font-weight:normal}p{margin:0 0 1em 0}blockquote{margin:0 0 1em 0}a{color:#14647d;text-decoration:none;font-family:tahoma,arial,\5b8b\4f53,sans-serif;_font-family:arial,sans-serif}a:hover{text-decoration:underline}img{display:block;border:0}li{list-style:none}ol{padding:0 0 0 2em}input,label,select,option,textarea,button,fieldset,legend{font-size:1em;font-family:tahoma,arial,\5b8b\4f53,sans-serif;_font-family:Arial,sans-serif}input[type=text],textarea{-webkit-appearance:none;-webkit-border-radius:0;outline:none}input.text{color:#444;border-color:#9f9f9f #dcdcdc #dcdcdc #9f9f9f;border-style:solid;border-width:1px;padding:3px 2px;height:14px}input.radio,input.checkbox{margin-right:2px;vertical-align:-2px}input.radio,input.checkbox{margin-left:-2px}label.radio,label.checkbox{margin-right:5px}textarea{border-color:#9f9f9f #dcdcdc #dcdcdc #9f9f9f;border-style:solid;border-width:1px;padding:1px;resize:none}# suhu 搜狐/* 全局CSS定义 */body{font-family:’宋体‘;text-align:center;margin:0 auto;padding:0;background:#FFF;font-size:12px;color:#333;}body > div{text-align:center;margin-right:auto;margin-left:auto;}div,form,ul,ol,li,span,p{margin:0;padding:0;border:0;}img,a img{border:0;margin:0;padding:0;}h1,h2,h3,h4,h5,h6{margin:0;padding:0;font-size:12px;font-weight:normal;}ul,ol,li{list-style:none}table,td,input{font-size:12px;padding:0}/* 默认链接颜色 */a{outline-style:none;color:#333;text-decoration:none}a:hover{color:#c00;text-decoration:underline;}CSS reset
原文地址：http://f1yinsky.blog.51cto.com/12568071/1979732