reset.css 是重置样式表，统一各浏览器的基础样式，下面列出几个常见的 reset文件，常放在公共样式表中引用

淘宝的reset

blockquote,body,button,dd,dl,dt,fieldset,form,h1,h2,h3,h4,h5,h6,hr,input,legend,li,ol,p,pre,td,textarea,th,ul {margin: 0;padding: 0
}body,button,input,select,textarea {font: 12px/1.5 tahoma,arial,'Hiragino Sans GB','\5b8b\4f53',sans-serif
}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
}ol,ul {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
}

京东的reset

* {margin: 0;padding: 0
}em,i {font-style: normal
}li {list-style: none
}img {border: 0;vertical-align: middle
}button {cursor: pointer
}a {color: #666;text-decoration: none
}a:hover {color: #c81623
}button,input {font-family: Microsoft YaHei,tahoma,arial,Hiragino Sans GB,\\5b8b\4f53,sans-serif
}body {-webkit-font-smoothing: antialiased;background-color: #fff;font: 12px/1.5 Microsoft YaHei,tahoma,arial,Hiragino Sans GB,\\5b8b\4f53,sans-serif;color: #666
}.hide,.none {display: none
}.clearfix:after {visibility: hidden;clear: both;display: block;content: ".";height: 0
}.clearfix {*zoom: 1
}

百度的reset

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
}html {color: #000;overflow-y: scroll;overflow: -moz-scrollbars
}body,button,input,select,textarea {font: 12px arial
}h1,h2,h3,h4,h5,h6 {font-size: 100%
}em {font-style: normal
}small {font-size: 12px
}ul,ol {list-style: none
}a {text-decoration: none
}a:hover {text-decoration: underline
}legend {color: #000
}fieldset,img {border: 0
}button,input,select,textarea {font-size: 100%
}table {border-collapse: collapse;border-spacing: 0
}img {-ms-interpolation-mode: bicubic
}textarea {resize: vertical
}.left {float: left
}.right {float: right
}.overflow {overflow: hidden
}.hide {display: none
}.block {display: block
}.inline {display: inline
}.error {color: #F00;font-size: 12px
}label,button {cursor: pointer
}.clearfix:after {content: '\20';display: block;height: 0;clear: both
}.clearfix {zoom: 1
}.clear {clear: both;height: 0;line-height: 0;font-size: 0;visibility: hidden;overflow: hidden
}