推荐一些css reset

/* KISSY CSS Reset 理念：清除和重置是紧密不可分的 特色：1.适应中文 2.基于最新主流浏览器 维护：玉伯(lifesinger@gmail.com), 正淳(ragecarrier@gmail.com) */ /* 清除内外边距 */ body, h1, h2, h3, h4, h5, h6, hr, p, blockquote, /* structural elements 结构元素 */ dl, dt, dd, ul, ol, li, /* list elements 列表元素 */ pre, /* text formatting elements 文本格式元素 */ fieldset, lengend, button, input, textarea, /* form elements 表单元素 */ th, td { /* table elements 表格元素 */ margin: 0; padding: 0; } /* 设置默认字体 */ body, button, input, select, textarea { /* for ie */ /*font: 12px/1 Tahoma, Helvetica, Arial, "宋体", sans-serif;*/ font: 12px/1 Tahoma, Helvetica, Arial, "\5b8b\4f53", sans-serif; /* 用 ascii 字符表示，使得在任何编码下都无问题 */ } h1 { font-size: 18px; /* 18px / 12px = 1.5 */ } h2 { font-size: 16px; } h3 { font-size: 14px; } h4, h5, h6 { font-size: 100%; } address, cite, dfn, em, var { font-style: normal; } /* 将斜体扶正 */ code, kbd, pre, samp, tt { font-family: "Courier New", Courier, monospace; } /* 统一等宽字体 */ small { font-size: 12px; } /* 小于 12px 的中文很难阅读，让 small 正常化 */ /* 重置列表元素 */ ul, ol { list-style: none; } /* 重置文本格式元素 */ a { text-decoration: none; } a:hover { text-decoration: underline; } abbr[title], acronym[title] { /* 注：1.ie6 不支持 abbr; 2.这里用了属性选择符，ie6 下无效果 */ border-bottom: 1px dotted; cursor: help; } q:before, q:after { content: ''; } /* 重置表单元素 */ legend { color: #000; } /* for ie6 */ fieldset, img { border: none; } /* img 搭车：让链接里的 img 无边框 */ /* 注：optgroup 无法扶正 */ button, input, select, textarea { font-size: 100%; /* 使得表单元素在 ie 下能继承字体大小 */ } /* 重置表格元素 */ table { border-collapse: collapse; border-spacing: 0; } /* 重置 hr */ hr { border: none; height: 1px; } /* 让非ie浏览器默认也显示垂直滚动条，防止因滚动条引起的闪烁 */ html { overflow-y: scroll; } /*! normalize.css v4.2.0 | MIT License | github.com/necolas/normalize.css */ /** * 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. */ html { font-family: sans-serif; /* 1 */ line-height: 1.15; /* 2 */ -ms-text-size-adjust: 100%; /* 3 */ -webkit-text-size-adjust: 100%; /* 3 */ } /** * Remove the margin in all browsers (opinionated). */ body { margin: 0; } /* HTML5 display definitions ========================================================================== */ /** * Add the correct display in IE 9-. * 1. Add the correct display in Edge, IE, and Firefox. * 2. Add the correct display in IE. */ article, aside, details, /* 1 */ figcaption, figure, footer, header, main, /* 2 */ menu, nav, section, summary { /* 1 */ display: block; } /** * Add the correct display in IE 9-. */ audio, canvas, progress, video { display: inline-block; } /** * Add the correct display in iOS 4-7. */ audio:not([controls]) { display: none; height: 0; } /** * Add the correct vertical alignment in Chrome, Firefox, and Opera. */ progress { vertical-align: baseline; } /** * Add the correct display in IE 10-. * 1. Add the correct display in IE. */ template, /* 1 */ [hidden] { display: none; } /* Links ========================================================================== */ /** * 1. Remove the gray background on active links in IE 10. * 2. Remove gaps in links underline in iOS 8+ and Safari 8+. */ a { background-color: transparent; /* 1 */ -webkit-text-decoration-skip: objects; /* 2 */ } /** * Remove the outline on focused links when they are also active or hovered * in all browsers (opinionated). */ a:active, a:hover { outline-width: 0; } /* Text-level semantics ========================================================================== */ /** * 1. Remove the bottom border in Firefox 39-. * 2. Add the correct text decoration in Chrome, Edge, IE, Opera, and Safari. */ abbr[title] { border-bottom: none; /* 1 */ text-decoration: underline; /* 2 */ text-decoration: underline dotted; /* 2 */ } /** * Prevent the duplicate application of `bolder` by the next rule in Safari 6. */ b, strong { font-weight: inherit; } /** * Add the correct font weight in Chrome, Edge, and Safari. */ b, strong { font-weight: bolder; } /** * Add the correct font style in Android 4.3-. */ dfn { font-style: italic; } /** * 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; } /** * Add the correct background and color in IE 9-. */ mark { background-color: #ff0; color: #000; } /** * Add the correct font size in all browsers. */ small { font-size: 80%; } /** * Prevent `sub` and `sup` elements from affecting the line height in * all browsers. */ sub, sup { font-size: 75%; line-height: 0; position: relative; vertical-align: baseline; } sub { bottom: -0.25em; } sup { top: -0.5em; } /* Embedded content ========================================================================== */ /** * Remove the border on images inside links in IE 10-. */ img { border-style: none; } /** * Hide the overflow in IE. */ svg:not(:root) { overflow: hidden; } /* Grouping content ========================================================================== */ /** * 1. Correct the inheritance and scaling of font size in all browsers. * 2. Correct the odd `em` font sizing in all browsers. */ code, kbd, pre, samp { font-family: monospace, monospace; /* 1 */ font-size: 1em; /* 2 */ } /** * Add the correct margin in IE 8. */ figure { margin: 1em 40px; } /** * 1. Add the correct box sizing in Firefox. * 2. Show the overflow in Edge and IE. */ hr { box-sizing: content-box; /* 1 */ height: 0; /* 1 */ overflow: visible; /* 2 */ } /* Forms ========================================================================== */ /** * 1. Change font properties to `inherit` in all browsers (opinionated). * 2. Remove the margin in Firefox and Safari. */ button, input, optgroup, select, textarea { font: inherit; /* 1 */ margin: 0; /* 2 */ } /** * Restore the font weight unset by the previous rule. */ optgroup { font-weight: bold; } /** * Show the overflow in IE. * 1. Show the overflow in Edge. */ button, input { /* 1 */ overflow: visible; } /** * Remove the inheritance of text transform in Edge, Firefox, and IE. * 1. Remove the inheritance of text transform in Firefox. */ button, select { /* 1 */ text-transform: none; } /** * 1. Prevent a WebKit bug where (2) destroys native `audio` and `video` * controls in Android 4. * 2. Correct the inability to style clickable types in iOS and Safari. */ button, html [type="button"], /* 1 */ [type="reset"], [type="submit"] { -webkit-appearance: button; /* 2 */ } /** * Remove the inner border and padding in Firefox. */ button::-moz-focus-inner, [type="button"]::-moz-focus-inner, [type="reset"]::-moz-focus-inner, [type="submit"]::-moz-focus-inner { border-style: none; padding: 0; } /** * Restore the focus styles unset by the previous rule. */ button:-moz-focusring, [type="button"]:-moz-focusring, [type="reset"]:-moz-focusring, [type="submit"]:-moz-focusring { outline: 1px dotted ButtonText; } /** * Change the border, margin, and padding in all browsers (opinionated). */ fieldset { border: 1px solid #c0c0c0; margin: 0 2px; padding: 0.35em 0.625em 0.75em; } /** * 1. Correct the text wrapping in Edge and IE. * 2. Correct the color inheritance from `fieldset` elements in IE. * 3. Remove the padding so developers are not caught out when they zero out * `fieldset` elements in all browsers. */ legend { box-sizing: border-box; /* 1 */ color: inherit; /* 2 */ display: table; /* 1 */ max-width: 100%; /* 1 */ padding: 0; /* 3 */ white-space: normal; /* 1 */ } /** * Remove the default vertical scrollbar in IE. */ textarea { overflow: auto; } /** * 1. Add the correct box sizing in IE 10-. * 2. Remove the padding in IE 10-. */ [type="checkbox"], [type="radio"] { box-sizing: border-box; /* 1 */ padding: 0; /* 2 */ } /** * Correct the cursor style of increment and decrement buttons in Chrome. */ [type="number"]::-webkit-inner-spin-button, [type="number"]::-webkit-outer-spin-button { height: auto; } /** * 1. Correct the odd appearance in Chrome and Safari. * 2. Correct the outline style in Safari. */ [type="search"] { -webkit-appearance: textfield; /* 1 */ outline-offset: -2px; /* 2 */ } /** * Remove the inner padding and cancel buttons in Chrome and Safari on OS X. */ [type="search"]::-webkit-search-cancel-button, [type="search"]::-webkit-search-decoration { -webkit-appearance: none; } /** * Correct the text style of placeholders in Chrome, Edge, and Safari. */ ::-webkit-input-placeholder { color: inherit; opacity: 0.54; } /** * 1. Correct the inability to style clickable types in iOS and Safari. * 2. Change font properties to `inherit` in Safari. */ ::-webkit-file-upload-button { -webkit-appearance: button; /* 1 */ font: inherit; /* 2 */ }