HTML5可用的css reset
html, body, div, span, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, abbr, address, cite, code, del, dfn, em, img, ins, kbd, q, samp, small, strong, sub, sup, var, b, i, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, figcaption, figure, footer, header, hgroup, menu, nav, section, summary, time, mark, audio, video { margin: 0; padding: 0; border: 0; outline: 0; font-size: 100%; font-family: "微软雅黑", "宋体", "华文细黑", arial, sans-serif; vertical-align: baseline; background: transparent; -webkit-box-sizing: border-box; -moz-box-sizing: border-box; box-sizing: border-box; } body { line-height: 1; } :focus { outline: 1; } article, aside, canvas, details, figcaption, figure, footer, header, hgroup, menu, nav, section, summary { display: block; } nav ul { list-style: none; } blockquote, q { quotes: none; } blockquote:before, blockquote:after, q:before, q:after { content: ''; content: none; } a { margin: 0; padding: 0; border: 0; font-size: 100%; vertical-align: baseline; background: transparent; } ins { background-color: #ff9; color: #000; text-decoration: none; } mark { background-color: #ff9; color: #000; font-style: italic; font-weight: bold; } del { text-decoration: line-through; } abbr[title], dfn[title] { border-bottom: 1px dotted #000; cursor: help; } table { border-collapse: collapse; border-spacing: 0; } hr { display: block; height: 1px; border: 0; border-top: 1px solid #cccccc; margin: 1em 0; padding: 0; } input, select { vertical-align: middle; }