CSS重置采用不同的方法来实现浏览器默认值。Eric Meyer的Reset CSS已经存在了一段时间。他的方法使许多已知会立即导致问题的浏览器元素无效。以下是他的版本(v2.0 | 20110126)CSS Reset。
html, body, div, span, applet, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn, em, img, ins, kbd, q, s, samp, small, strike, strong, sub, sup, tt, var, b, u, i, center, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, embed, figure, figcaption, footer, header, hgroup, menu, nav, output, ruby, section, summary, time, mark, audio, video { margin: 0; padding: 0; border: 0; font-size: 100%; font: inherit; vertical-align: baseline; }
埃里克·梅耶(Eric Meyer)的重置CSS
另一方面规范CSS并单独处理其中的许多内容。以下是该代码版本(v4.2.0)中的示例。
/** * 1. Change the default font family in all browsers (opinionated). * 2. Correct the line height in all browsers. * 3. Prevent adjustments of font size after orientation changes in IE and iOS. */ /* Document ========================================================================== */ html { font-family: sans-serif; /* 1 */ line-height: 1.15; /* 2 */ -ms-text-size-adjust: 100%; /* 3 */ -webkit-text-size-adjust: 100%; /* 3 */ } /* Sections ========================================================================== */ /** * Remove the margin in all browsers (opinionated). */ body { margin: 0; } /** * Add the correct display in IE 9-. */ article, aside, footer, header, nav, section { display: block; } /** * Correct the font size and margin on `h1` elements within `section` and * `article` contexts in Chrome, Firefox, and Safari. */ h1 { font-size: 2em; margin: 0.67em 0; }
标准化CSS