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Web开发者不容错过的50段CSS代码

 
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Web开发技术每年都在革新,浏览器已逐渐支持CSS3特性,并且网站设计师和前端开发者普遍采用这种新技术进行设计与开发。但仍然有一些开发者迷恋着一些CSS2代码。

本文将分享20段非常专业的CSS2/CSS3代码供大家使用,你可以把它们保存在IDE里、或者存储在CSS文档里,这些代码片段绝对会给你带来意外的惊喜。

1. CSS Resets

网络上关于CSS重置的代码非常多。本段代码是根据Eric Meyer’s reset codes进行改编的,里面包含一点响应式图片和所有核心元素的边界框设置,这样就可以保持页边距和填充可以很好地对齐。

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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;
outline:none;
-webkit-box-sizing: border-box;
-moz-box-sizing: border-box;
box-sizing: border-box;
}
html {height:101%; }
body {font-size:62.5%;line-height:1;font-family:Arial,Tahoma,sans-serif; }
article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section {display:block; }
ol, ul {list-style:none; }
blockquote, q {quotes:none; }
blockquote:before, blockquote:after, q:before, q:after {content:'';content:none; }
strong {font-weight:bold; }
table {border-collapse:collapse;border-spacing:0; }
img {border:0;max-width:100%; }
p {font-size:1.2em;line-height:1.0em;color:#333; }

2.经典的CSS Clearfix

这个clearfix代码已在Web开发者之间广泛流传,这段类选择器要应用到持有浮动元素的容器中,确保后面的内容都不会浮动,但会被下推和清除。

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.clearfix:after {content:".";display:block;clear:both;visibility:hidden;line-height:0;height:0; }
.clearfix {display: inline-block; }
<font></font>
html[xmlns] .clearfix {display:block; }
* html .clearfix {height:1%; }

3.升级版的Clearfix

在表现上,新版本和经典版本不存在什么差异,这些类可以有效地清除所有floats,但它们只兼容现代浏览器和传统的IE 6-8。

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.clearfix:before, .container:after {content:"";display: table; }<font></font>
.clearfix:after {clear:both; }
/* IE 6/7 */
.clearfix { zoom:1; }

4. Cross-Browser Transparency

CSS3里的许多属性都与浏览器相兼容,但也有特例,比如opacity,需要对它进行一些更新才可以。附加过滤属性可以兼容任何老版的IE浏览器。

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.transparent{
filter: alpha(opacity=50);/* internet explorer */
-khtml-opacity:0.5;/* khtml, old safari */
-moz-opacity:0.5;/* mozilla, netscape */
opacity:0.5;/* fx, safari, opera */
}
源码地址:http://perishablepress.com/cross-browser-transparency-via-css/

5. CSS Blockquote模板

这段代码主要用在页面上进行分离引用或复制内容,并且给页面文字提供了默认样式。

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blockquote {
background:#f9f9f9;<
border-left:10pxsolid#ccc;
margin:1.5em10px;
padding: .5em10px;
quotes:"\201C""\201D""\2018""\2019";
}
blockquote:before {
color:#ccc;
content:open-quote;
font-size:4em;
line-height: .1em;
margin-right: .25em;
vertical-align: -.4em;
}
blockquote p {
display:inline;
}
查看源码:http://css-tricks.com/snippets/css/simple-and-nice-blockquote-styling/

6. 个性化的圆角代码

许多CSS开发者都非常熟悉圆角语法,但如何为每个角设置不同的值?不如看看下面这段代码吧!

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#container {
-webkit-border-radius:4px3px6px10px;
-moz-border-radius:4px3px6px10px;
-o-border-radius:4px3px6px10px;
border-radius:4px3px6px10px;
}
/* alternative syntax broken into each line */
#container {
-webkit-border-top-left-radius:4px;
-webkit-border-top-rightright-radius:3px;
-webkit-border-bottom-rightright-radius:6px;
-webkit-border-bottom-left-radius:10px;
-moz-border-radius-topleft:4px;
-moz-border-radius-topright:3px;
-moz-border-radius-bottomright:6px;
-moz-border-radius-bottomleft:10px;
}

7. 一般媒体查询

这是一段非常好的模板,用于各种零零碎碎的媒体查询,在移动设备上也可以使用,这段代码甚至可以通过使用min-device-pixel-ratio引用到视网膜设备上。

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/* Smartphones (portrait and landscape) ----------- */
@media onlyscreen
and (min-device-width :320px) and (max-device-width :480px) {
/* Styles */
}
/* Smartphones (landscape) ----------- */
@media onlyscreenand (min-width :321px) {
/* Styles */
}
/* Smartphones (portrait) ----------- */
@media onlyscreenand (max-width :320px) {
/* Styles */
}
/* iPads (portrait and landscape) ----------- */
@media onlyscreenand (min-device-width :768px) and (max-device-width :1024px) {
/* Styles */
}
<font></font>
/* iPads (landscape) ----------- */
@media onlyscreenand (min-device-width :768px) and (max-device-width :1024px) and (orientation :landscape) {
/* Styles */
}
/* iPads (portrait) ----------- */
@media onlyscreenand (min-device-width :768px) and (max-device-width :1024px) and (orientation :portrait) {
/* Styles */
}
/* Desktops and laptops ----------- */
@media onlyscreenand (min-width :1224px) {
/* Styles */
}
/* Large screens ----------- */
@media onlyscreenand (min-width :1824px) {
/* Styles */
}
/* iPhone 4 ----------- */
@media onlyscreenand (-webkit-min-device-pixel-ratio:1.5), onlyscreenand (min-device-pixel-ratio:1.5) {
/* Styles */
}
源码地址:http://css-tricks.com/snippets/css/media-queries-for-standard-devices/

8. 现代字体栈

在新网页上设计属于自己的字体栈还是件比较困难的事情,希望下面这段代码能给你带来启发和开发模板,关于更多字体栈源码,你可以访问CSS Font Stacks

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/* Times New Roman-based serif */
font-family: Cambria,"Hoefler Text", Utopia,"Liberation Serif","Nimbus Roman No9 L Regular", Times,"Times New Roman",serif;
/* A modern Georgia-based serif */
font-family: Constantia,"Lucida Bright", Lucidabright,"Lucida Serif", Lucida,"DejaVu Serif,""Bitstream Vera Serif","Liberation Serif", Georgia,serif;
/*A more traditional Garamond-based serif */
font-family:"Palatino Linotype", Palatino, Palladio,"URW Palladio L","Book Antiqua", Baskerville,"Bookman Old Style","Bitstream Charter","Nimbus Roman No9 L", Garamond,"Apple Garamond","ITC Garamond Narrow","New Century Schoolbook","Century Schoolbook","Century Schoolbook L", Georgia,serif;
/*The Helvetica/Arial-based sans serif */
font-family: Frutiger,"Frutiger Linotype", Univers, Calibri,"Gill Sans","Gill Sans MT","Myriad Pro", Myriad,"DejaVu Sans Condensed","Liberation Sans","Nimbus Sans L",Tahoma, Geneva,"Helvetica Neue",Helvetica,Arial,sans-serif;
/*The Verdana-based sans serif */
font-family: Corbel,"Lucida Grande","Lucida Sans Unicode","Lucida Sans","DejaVu Sans","Bitstream Vera Sans","Liberation Sans",Verdana,"Verdana Ref",sans-serif;
/*The Trebuchet-based sans serif */
font-family:"Segoe UI", Candara,"Bitstream Vera Sans","DejaVu Sans","Bitstream Vera Sans","Trebuchet MS",Verdana,"Verdana Ref",sans-serif;
/*The heavier “Impact” sans serif */
font-family: Impact, Haettenschweiler,"Franklin Gothic Bold", Charcoal,"Helvetica Inserat","Bitstream Vera Sans Bold","Arial Black",sans-serif;
/*The monospace */
font-family: Consolas,"Andale Mono WT","Andale Mono","Lucida Console","Lucida Sans Typewriter","DejaVu Sans Mono","Bitstream Vera Sans Mono","Liberation Mono","Nimbus Mono L", Monaco,"Courier New",Courier,monospace;

源码地址:http://www.sitepoint.com/eight-definitive-font-stacks/

9. 自定义文本选择

一些新的Web浏览器允许你在网页上自定义一些突出显示的颜色,下面代码的默认颜色是浅蓝色,当然,你可以依据个人爱好进行各种颜色设置。下面代码引用了典型的Webkit和Mozilla供应商前缀::selection 。

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::selection {background:#e2eae2; }
::-moz-selection {background:#e2eae2; }
::-webkit-selection {background:#e2eae2; }

10.隐藏Logo上的H1文本

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h1{
text-indent:-9999px;
margin:0auto;
width:320px;
height:85px;
background:transparenturl("images/logo.png")no-repeatscroll;
}

11. 为图片创建拍立得效果边框

运用下面代码可以在图片上实现拍立得相片效果——一大片白色边框和细微的阴影。你需要修改图片的宽度/高度值来与你的网站布局相匹配。

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img.polaroid {
background:#000;/*Change this to a background image or remove*/
border:solid#fff;
border-width:6px6px20px6px;
box-shadow:1px1px5px#333;/* Standard blur at 5px. Increase for more depth *
-webkit-box-shadow:1px 1px 5px #333;
-moz-box-shadow:1px 1px 5px #333;
height:200px; /*Set to height of your image or desired div*/
width:200px;/*Set to width of your image or desired div*/
}
源码地址:http://www.smipple.net/snippet/kettultim/Polaroid%20Image%20Border%20-%20CSS3

12. 锚链接伪类选择器

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a:link {color:blue; }
a:visited {color:purple; }
a:hover {color:red; }
a:active {color: yellow; }
源码地址:http://www.ahrefmagazine.com/web-design/30-useful-css-snippets-for-developers

13. 花俏地CSS3 Pull-Quotes

Pull-quotes不同于页面里的blockquote,它们通常用在文章中来引用文本。

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.has-pullquote:before {
/* Reset metrics. */
padding:0;
border:none;
/* Content */
content:attr(data-pullquote);
/* Pull out to the right, modular scale based margins. */
float: rightright;
width:320px;
margin:12px-140px24px36px;
/* Baseline correction */
position:relative;
top:5px;
/* Typography (30px line-height equals 25% incremental leading) */
font-size:23px;
line-height:30px;
}
.pullquote-adelle:before {
font-family:"adelle-1","adelle-2";
font-weight:100;
top:10px!important;
}
.pullquote-helvetica:before {
font-family:"Helvetica Neue",Arial,sans-serif;
font-weight:bold;
top:7px!important;
}
.pullquote-facit:before {
font-family:"facitweb-1","facitweb-2",Helvetica,Arial,sans-serif;
font-weight:bold;
top:7px!important;
}
源码地址:http://miekd.com/articles/pull-quotes-with-html5-and-css/

14. CSS3的全屏背景效果

如果你想使用大图片作为网站背景,并希望在页面滚动时保持固定,该代码片段非常适合,不过这段代码无法在旧的浏览器上工作。

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html {
background:url('images/bg.jpg')no-repeatcentercenterfixed;
-webkit-background-size: cover;
-moz-background-size: cover;
-o-background-size: cover;
background-size: cover;
}
源码:http://css-tricks.com/perfect-full-page-background-image/

15. 内容垂直集中

相对于内容在水平位置,内容在垂直方向是不好把控的,尤其当考虑到滚动条这些因素时。这段纯CSS代码可以很好的工作。

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.container {
min-height:6.5em;
display:table-cell;
vertical-align:middle;
}
源码地址:http://www.w3.org/Style/Examples/007/center

16. 垂直滚动条

这段代码将确保你的HTML元素总是稍微高于浏览器滚动条所停留的位置。

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html {height:101%}

17. CSS3 Gradients模板

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#colorbox {
background:#629721;
background-image: -webkit-gradient(linear,lefttop,leftbottombottom, from(#83b842), to(#629721));
background-image: -webkit-linear-gradient(top,#83b842,#629721);
background-image: -moz-linear-gradient(top,#83b842,#629721);
background-image: -ms-linear-gradient(top,#83b842,#629721);
background-image: -o-linear-gradient(top,#83b842,#629721);
background-image: linear-gradient(top,#83b842,#629721);
}

18. @Font-Face模板

使用@font-face可以把TTF/OTF/SVG/WOFF文件嵌入到网站,并生成自定义font families。

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@font-face {
font-family:'MyWebFont';
src:url('webfont.eot');/* IE9 Compat Modes */
src:url('webfont.eot?#iefix')format('embedded-opentype'),/* IE6-IE8 */
url('webfont.woff')format('woff'),/* Modern Browsers */
url('webfont.ttf')format('truetype'),/* Safari, Android, iOS */
url('webfont.svg#svgFontName')format('svg');/* Legacy iOS */
}
body {
font-family:'MyWebFont',Arial,sans-serif;
}
源码地址:http://css-tricks.com/snippets/css/using-font-face/

19.创建缝合效果

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p {
position:relative;
z-index:1;
padding:10px;
margin:10px;
font-size:21px;
line-height:1.3em;
color:#fff;
background:#ff0030;
-webkit-box-shadow:0004px#ff0030,2px1px4px4pxrgba(10,10,0,.5);
-moz-box-shadow:0004px#ff0030,2px1px4px4pxrgba(10,10,0,.5);
box-shadow:0004px#ff0030,2px1px6px4pxrgba(10,10,0,.5);
-webkit-border-radius:3px;
-moz-border-radius:3px;
border-radius:3px;
}
p:before {
content:"";
position:absolute;
z-index:-1;
top:3px;
bottombottom:3px;
left:3px;
rightright:3px;
border:2pxdashed#fff;
}
p a {
color:#fff;
text-decoration:none;
}
p a:hover, p a:focus, p a:active {
text-decoration:underline;
}

20. CSS3 斑马线效果

当用户在浏览许多行数据时,很难分清哪一个单元格是属于哪一行的。默认情况下,通过添加斑马线,用户可以给奇偶行更新不同的背景色。

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tbody tr:nth-child(odd) {
background-color:#ccc;
}
源码地址:http://css-tricks.com/snippets/css/css3-zebra-striping-a-table/
摘要:国外UX设计师Jake Rocheleau收集整理了50段超实用的CSS代码,上周,研发频道编译了前20段,本文是对后30个CSS特效的编译。
1.花式连字符(&)

这个类应该在span元素里使用,并且里面包括&字符。它使用经典的serif字体和斜体来增强&符号。

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.amp {
font-family: Baskerville,'Goudy Old Style', Palatino,'Book Antiqua',serif;
font-style:italic;
font-weight:normal;
}
源码地址:http://css-tricks.com/snippets/css/fancy-ampersand/

2.段落首字符下沉

通常,这种效果会出现在印刷媒体上,如报纸或书籍。同样,如果网页布局合理,它也可以使用在Web页面上,它仅针对段落使用,但你也可以与单个元素绑定。

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p:first-letter{
display:block;
margin:5px005px;
float:left;
color:#ff3366;
font-size:5.4em;
font-family: Georgia, Times New Roman,serif;
}
3.内层CSS3盒阴影

盒阴影(box shadow)属性几乎可以运用在任何元素上,它们看起来都非常好看。下面这段代码主要聚焦内层阴影的设计。

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#mydiv {
-moz-box-shadow:inset2px04px#000;
-webkit-box-shadow:inset2px04px#000;
box-shadow:inset2px04px#000;
}
4.外层CSS3盒阴影

下面介绍一段外层阴影代码设计,注意,代码里的第三个参数表示模糊距离(blur distance),而第四个参数表示铺开的(spread)距离。关于这些值的设计,你可以前往W3Schools学习。

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#mydiv {
-webkit-box-shadow:02px2px-2pxrgba(0,0,0,0.52);
-moz-box-shadow:02px2px-2pxrgba(0,0,0,0.52);
box-shadow:02px2px-2pxrgba(0,0,0,0.52);
}
5.三角形列表符号

该符号只能在CSS3里生成,在主流浏览器中,这是一项非常酷的技术。而其唯一的潜在问题是缺乏对后退方法的支持。

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ul {
margin:0.75em0;
padding:01em;
list-style:none;
}
li:before {
content:"";
border-color:transparent#111;
border-style:solid;
border-width:0.35em00.35em0.45em;
display:block;
height:0;
width:0;
left:-1em;
top:0.9em;
position:relative;
}
源码地址:http://jsfiddle.net/chriscoyier/yNZTU/

6.居中对齐并设置固定宽度

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#page-wrap {
width:800px;
margin:0auto;
}
源码地址:http://css-tricks.com/snippets/css/centering-a-website/

7.CSS3列文本

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#columns-3{
text-align:justify;
-moz-column-count:3;
-moz-column-gap:12px;
-moz-column-rule:1pxsolid#c4c8cc;
-webkit-column-count:3;
-webkit-column-gap:12px;
-webkit-column-rule:1pxsolid#c4c8cc;
}
源码地址:http://www.djavupixel.com/development/css-development/master-css3-ultimate-css-code-snippets/

8.固定页脚

在网页里添加固定的页脚其实非常简单,并且也很实用。有些网站的页脚设计得很漂亮,可以给网站呈现出一个完美的结尾。

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#footer {
position:fixed;
left:0px;
bottom:0px;
height:30px;
width:100%;
background:#444;
}
/* IE 6 */
* html #footer {
position:absolute;
top: expression((0-(footer.offsetHeight)+(document.documentElement.clientHeight ? document.documentElement.clientHeight : document.body.clientHeight)+(ignoreMe = document.documentElement.scrollTop ? document.documentElement.scrollTop : document.body.scrollTop))+'px');
}
源码地址:http://www.flashjunior.ch/school/footers/fixed.cfm

9.IE 6下修复PNG格式的透明度

在网站里使用透明的图像已成为一种很普遍的做法,其始于.gif图片格式,但现在也涉及到.png图片格式。而一些老版本的IE不支持透明度,下面这段代码会很好地解决这一问题。

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.bg {
width:200px;
height:100px;
background:url(/folder/yourimage.png)no-repeat;
_background:none;
_filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src='/folder/yourimage.png',sizingMethod='crop');
}
/* 1px gif method */
img, .png {
position:relative;
behavior: expression((this.runtimeStyle.behavior="none")&&(this.pngSet?this.pngSet=true:(this.nodeName =="IMG"&& this.src.toLowerCase().indexOf('.png')>-1?(this.runtimeStyle.backgroundImage ="none",
this.runtimeStyle.filter ="progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+ this.src +"', sizingMethod='image')",
this.src ="images/transparent.gif"):(this.origBg = this.origBg? this.origBg :this.currentStyle.backgroundImage.toString().replace('url("','').replace('")',''),
this.runtimeStyle.filter ="progid:DXImageTransform.Microsoft.AlphaImageLoader(src='"+ this.origBg +"', sizingMethod='crop')",
this.runtimeStyle.backgroundImage ="none")),this.pngSet=true));
}
源码地址:http://css-tricks.com/snippets/css/png-hack-for-ie-6/

10.跨浏览器设置最小高度

有时开发者需要对HTML元素设置最小高度,然而,这个效果却无法兼容IE和老版本的Firefox,下面这段代码可以修复这个问题。

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#container {
min-height:550px;
height:auto!important;
height:550px;
}

11.CSS3发光输入框

下面的这段代码重写了浏览器的默认行为,可以让Chrome和Safari浏览器下普通的表单输入框产生发光效果。

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input[type=text], textarea {
-webkit-transition:all0.30s ease-in-out;
-moz-transition:all0.30s ease-in-out;
-ms-transition:all0.30s ease-in-out;
-o-transition:all0.30s ease-in-out;
outline:none;
padding:3px0px3px3px;
margin:5px1px3px0px;
border:1pxsolid#ddd;
}
input[type=text]:focus, textarea:focus {
box-shadow:005pxrgba(81,203,238,1);
padding:3px0px3px3px;
margin:5px1px3px0px;
border:1pxsolidrgba(81,203,238,1);
}
源码地址:http://css-tricks.com/snippets/css/glowing-blue-input-highlights/

12.基于文件类型来创建链接样式

下面这段代码通过使用CSS选择器和图像图标来实现各种类型的链接样式,可能会用到各种协议(HTTP、FTP、IRC,mailto),或者是文件本身的类型(mp3、avi、pdf)。

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/* external links */
a[href^="http://"] {
padding-right:13px;
background:url('external.gif')no-repeatcenterright;
}
/* emails */
a[href^="mailto:"] {
padding-right:20px;
background:url('email.png')no-repeatcenterright;
}
/* pdfs */
a[href$=".pdf"] {
padding-right:18px;
background:url('acrobat.png')no-repeatcenterright;
}
源码地址:http://www.designyourway.net/blog/resources/31-css-code-snippets-to-make-you-a-better-coder/

13.pre标签封装代码

pre标签常用来对代码进行布局,可以解决因为行太多带来的滚动条问题。下面这段代码就使用pre来封装代码,让内容直接显示在页面中。

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pre{
white-space: pre-wrap;/* css-3 */
white-space: -moz-pre-wrap;/* Mozilla, since 1999 */
white-space: -pre-wrap;/* Opera 4-6 */
white-space: -o-pre-wrap;/* Opera 7 */
word-wrap: break-word;/* Internet Explorer 5.5+ */
}
源码地址:http://css-tricks.com/snippets/css/make-pre-text-wrap/

14.鼠标指向时变成手型

网页中有许多item在点击时,鼠标不会变成小手的形状。这套CSS选择器会强迫鼠标越过一些关键元素和其他对象一起来使用.pointer这个类。

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a[href], input[type='submit'], input[type='image'], label[for], select, button, .pointer{
cursor:pointer;
}
源码地址:http://css-tricks.com/snippets/css/give-clickable-elements-a-pointer-cursor/

15.页面顶部阴影

简单地把下面这段代码拷贝到页面里,它会在body元素之前产生黑色的,渐渐变淡的阴影。这种效果通常用来给一个文本框或网页元素加阴影。

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body:before {
content:"";
position:fixed;
top:-10px;
left:0;
width:100%;
height:10px;
-webkit-box-shadow:0px0px10pxrgba(0,0,0,.8);
-moz-box-shadow:0px0px10pxrgba(0,0,0,.8);
box-shadow:0px0px10pxrgba(0,0,0,.8);
z-index:100;
}
源码地址:http://css-tricks.com/snippets/css/top-shadow/

16.气泡引用效果

这种效果常出现在论坛、创建公告牌或者是文本引用上。你只需把下面这段代码拷贝到样式表文件即可。这里(需)提供了许多关于语音泡泡的代码片段和使用技巧,欢迎去围观。

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.chat-bubble {
background-color:#ededed;
border:2pxsolid#666;
font-size:35px;
line-height:1.3em;
margin:10pxauto;
padding:10px;
position:relative;
text-align:center;
width:300px;
-moz-border-radius:20px;
-webkit-border-radius:20px;
-moz-box-shadow:005px#888;
-webkit-box-shadow:005px#888;
font-family:'Bangers',arial,serif;
}
.chat-bubble-arrow-border {
border-color:#666transparenttransparenttransparent;
border-style:solid;
border-width:20px;
height:0;
width:0;
position:absolute;
bottom:-42px;
left:30px;
}
.chat-bubble-arrow {
border-color:#edededtransparenttransparenttransparent;
border-style:solid;
border-width:20px;
height:0;
width:0;
position:absolute;
bottom:-39px;
left:30px;
}
源码地址(需):http://html5snippets.com/snippets/35-css3-comic-bubble-using-triangle-trick

17.指定标题样式

该模板提供了所有头元素的主要样式,从H1到H5。

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h1,h2,h3,h4,h5{
color:#005a9c;
}
h1{
font-size:2.6em;
line-height:2.45em;
}
h2{
font-size:2.1em;
line-height:1.9em;
}
h3{
font-size:1.8em;
line-height:1.65em;
}
h4{
font-size:1.65em;
line-height:1.4em;
}
h5{
font-size:1.4em;
line-height:1.25em;
}
源码地址:https://snipt.net/freshmaker99/headers/

18.利用CSS生成纹理图案背景

通过CSS来为背景图片添加噪点,从而形成漂亮的纹理图案。你可以使用NoiseTextureGenerator生成器自定义噪点的纹理图案。

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body {
background-image:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAADIAAAAyCAMAAAAp4XiDAAAAUVBMVEWFhYWDg4N3d3dtbW17e3t1dXWBgYGHh4d5eXlzc3OLi4ubm5uVlZWPj4+NjY19fX2JiYl/f39ra2uRkZGZmZlpaWmXl5dvb29xcXGTk5NnZ2c8TV1mAAAAG3RSTlNAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEBAQEAvEOwtAAAFVklEQVR4XpWWB67c2BUFb3g557T/hRo9/WUMZHlgr4Bg8Z4qQgQJlHI4A8SzFVrapvmTF9O7dmYRFZ60YiBhJRCgh1FYhiLAmdvX0CzTOpNE77ME0Zty/nWWzchDtiqrmQDeuv3powQ5ta2eN0FY0InkqDD73lT9c9lEzwUNqgFHs9VQce3TVClFCQrSTfOiYkVJQBmpbq2L6iZavPnAPcoU0dSw0SUTqz/GtrGuXfbyyBniKykOWQWGqwwMA7QiYAxi+IlPdqo+hYHnUt5ZPfnsHJyNiDtnpJyayNBkF6cWoYGAMY92U2hXHF/C1M8uP/ZtYdiuj26UdAdQQSXQErwSOMzt/XWRWAz5GuSBIkwG1H3FabJ2OsUOUhGC6tK4EMtJO0ttC6IBD3kM0ve0tJwMdSfjZo+EEISaeTr9P3wYrGjXqyC1krcKdhMpxEnt5JetoulscpyzhXN5FRpuPHvbeQaKxFAEB6EN+cYN6xD7RYGpXpNndMmZgM5Dcs3YSNFDHUo2LGfZuukSWyUYirJAdYbF3MfqEKmjM+I2EfhA94iG3L7uKrR+GdWD73ydlIB+6hgref1QTlmgmbM3/LeX5GI1Ux1RWpgxpLuZ2+I+IjzZ8wqE4nilvQdkUdfhzI5QDWy+kw5Wgg2pGpeEVeCCA7b85BO3F9DzxB3cdqvBzWcmzbyMiqhzuYqtHRVG2y4x+KOlnyqla8AoWWpuBoYRxzXrfKuILl6SfiWCbjxoZJUaCBj1CjH7GIaDbc9kqBY3W/Rgjda1iqQcOJu2WW+76pZC9QG7M00dffe9hNnseupFL53r8F7YHSwJWUKP2q+k7RdsxyOB11n0xtOvnW4irMMFNV4H0uqwS5ExsmP9AxbDTc9JwgneAT5vTiUSm1E7BSflSt3bfa1tv8Di3R8n3Af7MNWzs49hmauE2wP+ttrq+AsWpFG2awvsuOqbipWHgtuvuaAE+A1Z/7gC9hesnr+7wqCwG8c5yAg3AL1fm8T9AZtp/bbJGwl1pNrE7RuOX7PeMRUERVaPpEs+yqeoSmuOlokqw49pgomjLeh7icHNlG19yjs6XXOMedYm5xH2YxpV2tc0Ro2jJfxC50ApuxGob7lMsxfTbeUv07TyYxpeLucEH1gNd4IKH2LAg5TdVhlCafZvpskfncCfx8pOhJzd76bJWeYFnFciwcYfubRc12Ip/ppIhA1/mSZ/RxjFDrJC5xifFjJpY2Xl5zXdguFqYyTR1zSp1Y9p+tktDYYSNflcxI0iyO4TPBdlRcpeqjK/piF5bklq77VSEaA+z8qmJTFzIWiitbnzR794USKBUaT0NTEsVjZqLaFVqJoPN9ODG70IPbfBHKK+/q/AWR0tJzYHRULOa4MP+W/HfGadZUbfw177G7j/OGbIs8TahLyynl4X4RinF793Oz+BU0saXtUHrVBFT/DnA3ctNPoGbs4hRIjTok8i+algT1lTHi4SxFvONKNrgQFAq2/gFnWMXgwffgYMJpiKYkmW3tTg3ZQ9Jq+f8XN+A5eeUKHWvJWJ2sgJ1Sop+wwhqFVijqWaJhwtD8MNlSBeWNNWTa5Z5kPZw5+LbVT99wqTdx29lMUH4OIG/D86ruKEauBjvH5xy6um/Sfj7ei6UUVk4AIl3MyD4MSSTOFgSwsH/QJWaQ5as7ZcmgBZkzjjU1UrQ74ci1gWBCSGHtuV1H2mhSnO3Wp/3fEV5a+4wz//6qy8JxjZsmxxy5+4w9CDNJY09T072iKG0EnOS0arEYgXqYnXcYHwjTtUNAcMelOd4xpkoqiTYICWFq0JSiPfPDQdnt+4/wuqcXY47QILbgAAAABJRU5ErkJggg==);
background-color:#0094d0;
}
19.List Ordering

你可能会遇到这种列表情况,需要把这个列表拆分成两个UL元素,你不妨看看下面这段代码。

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ol.chapters {
list-style:none;
margin-left:0;
}
ol.chapters > li:before {
content:counter(chapter)". ";
counter-increment: chapter;
font-weight:bold;
float:left;
width:40px;
}
ol.chapters li {
clear:left;
}
ol.start {
counter-reset: chapter;
}
ol.continue {
counter-reset: chapter11;
}
源码地址:http://timmychristensen.com/css-ordered-list-numbering-examples.html

20.为文本添加悬停提示框

把这段代码拷贝到样式表中,使用新的HTML5数据属性,通过使用data-tooltip你就可以给文本添加悬停提示框了。

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a {
border-bottom:1pxsolid#bbb;
color:#666;
display:inline-block;
position:relative;
text-decoration:none;
}
a:hover,
a:focus {
color:#36c;
}
a:active {
top:1px;
}
/* Tooltip styling */
a[data-tooltip]:after {
border-top:8pxsolid#222;
border-top:8pxsolidhsla(0,0%,0%,.85);
border-left:8pxsolidtransparent;
border-right:8pxsolidtransparent;
content:"";
display:none;
height:0;
width:0;
left:25%;
position:absolute;
}
a[data-tooltip]:before {
background:#222;
background: hsla(0,0%,0%,.85);
color:#f6f6f6;
content:attr(data-tooltip);
display:none;
font-family:sans-serif;
font-size:14px;
height:32px;
left:0;
line-height:32px;
padding:015px;
position:absolute;
text-shadow:01px1pxhsla(0,0%,0%,1);
white-space:nowrap;
-webkit-border-radius:5px;
-moz-border-radius:5px;
-o-border-radius:5px;
border-radius:5px;
}
a[data-tooltip]:hover:after {
display:block;
top:-9px;
}
a[data-tooltip]:hover:before {
display:block;
top:-41px;
}
a[data-tooltip]:active:after {
top:-10px;
}
a[data-tooltip]:active:before {
top:-42px;
}

11.CSS3发光输入框

下面的这段代码重写了浏览器的默认行为,可以让Chrome和Safari浏览器下普通的表单输入框产生发光效果。

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input[type=text], textarea {
-webkit-transition:all0.30s ease-in-out;
-moz-transition:all0.30s ease-in-out;
-ms-transition:all0.30s ease-in-out;
-o-transition:all0.30s ease-in-out;
outline:none;
padding:3px0px3px3px;
margin:5px1px3px0px;
border:1pxsolid#ddd;
}
input[type=text]:focus, textarea:focus {
box-shadow:005pxrgba(81,203,238,1);
padding:3px0px3px3px;
margin:5px1px3px0px;
border:1pxsolidrgba(81,203,238,1);
}
源码地址:http://css-tricks.com/snippets/css/glowing-blue-input-highlights/

12.基于文件类型来创建链接样式

下面这段代码通过使用CSS选择器和图像图标来实现各种类型的链接样式,可能会用到各种协议(HTTP、FTP、IRC,mailto),或者是文件本身的类型(mp3、avi、pdf)。

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/* external links */
a[href^="http://"] {
padding-right:13px;
background:url('external.gif')no-repeatcenterright;
}
/* emails */
a[href^="mailto:"] {
padding-right:20px;
background:url('email.png')no-repeatcenterright;
}
/* pdfs */
a[href$=".pdf"] {
padding-right:18px;
background:url('acrobat.png')no-repeatcenterright;
}
源码地址:http://www.designyourway.net/blog/resources/31-css-code-snippets-to-make-you-a-better-coder/

13.pre标签封装代码

pre标签常用来对代码进行布局,可以解决因为行太多带来的滚动条问题。下面这段代码就使用pre来封装代码,让内容直接显示在页面中。

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pre{
white-space: pre-wrap;/* css-3 */
white-space: -moz-pre-wrap;/* Mozilla, since 1999 */
white-space: -pre-wrap;/* Opera 4-6 */
white-space: -o-pre-wrap;/* Opera 7 */
word-wrap: break-word;/* Internet Explorer 5.5+ */
}
源码地址:http://css-tricks.com/snippets/css/make-pre-text-wrap/

14.鼠标指向时变成手型

网页中有许多item在点击时,鼠标不会变成小手的形状。这套CSS选择器会强迫鼠标越过一些关键元素和其他对象一起来使用.pointer这个类。

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a[href], input[type='submit'], input[type='image'], label[for], select, button, .pointer{
cursor:pointer;
}
源码地址:http://css-tricks.com/snippets/css/give-clickable-elements-a-pointer-cursor/

15.页面顶部阴影

简单地把下面这段代码拷贝到页面里,它会在body元素之前产生黑色的,渐渐变淡的阴影。这种效果通常用来给一个文本框或网页元素加阴影。

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body:before {
content:"";
position:fixed;
top:-10px;
left:0;
width:100%;
height:10px;
-webkit-box-shadow:0px0px10pxrgba(0,0,0,.8);
-moz-box-shadow:0px0px10pxrgba(0,0,0,.8);
box-shadow:0px0px10pxrgba(0,0,0,.8);
z-index:100;
}
源码地址:http://css-tricks.com/snippets/css/top-shadow/

16.气泡引用效果

这种效果常出现在论坛、创建公告牌或者是文本引用上。你只需把下面这段代码拷贝到样式表文件即可。这里(需)提供了许多关于语音泡泡的代码片段和使用技巧,欢迎去围观。

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.chat-bubble {
background-color:#ededed;
border:2pxsolid#666;
font-size:35px;
line-height:1.3em;
margin:10pxauto;
padding:10px;
position:relative;
text-align:center;
width:300px;
-moz-border-radius:20px;
-webkit-border-radius:20px;
-moz-box-shadow:005px#888;
-webkit-box-shadow:005px#888;
font-family:'Bangers',arial,serif;
}
.chat-bubble-arrow-border {
border-color:#666transparenttransparenttransparent;
border-style:solid;
border-width:20px;
height:0;
width:0;
position:absolute;
bottom:-42px;
left:30px;
}
.chat-bubble-arrow {
border-color:#edededtransparenttransparenttransparent;
border-style:solid;
border-width:20px;
height:0;
width:0;
position:absolute;
bottom:-39px;
left:30px;
}
源码地址(需):http://html5snippets.com/snippets/35-css3-comic-bubble-using-triangle-trick

17.指定标题样式

该模板提供了所有头元素的主要样式,从H1到H5。

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h1,h2,h3,h4,h5{
color:#005a9c;
}
h1{
font-size:2.6em;
line-height:2.45em;
}
h2{
font-size:2.1em;
line-height:1.9em;
}
h3{
font-size:1.8em;
line-height:1.65em;
}
h4{
font-size:1.65em;
line-height:1.4em;
}
h5{
font-size:1.4em;
line-height:1.25em;
}
源码地址:https://snipt.net/freshmaker99/headers/

18.利用CSS生成纹理图案背景

通过CSS来为背景图片添加噪点,从而形成漂亮的纹理图案。你可以使用NoiseTextureGenerator生成器自定义噪点的纹理图案。

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body {
background-image:url(data:image/png;base64,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);
background-color:#0094d0;
}
19.List Ordering

你可能会遇到这种列表情况,需要把这个列表拆分成两个UL元素,你不妨看看下面这段代码。

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ol.chapters {
list-style:none;
margin-left:0;
}
ol.chapters > li:before {
content:counter(chapter)". ";
counter-increment: chapter;
font-weight:bold;
float:left;
width:40px;
}
ol.chapters li {
clear:left;
}
ol.start {
counter-reset: chapter;
}
ol.continue {
counter-reset: chapter11;
}
源码地址:http://timmychristensen.com/css-ordered-list-numbering-examples.html

20.为文本添加悬停提示框

把这段代码拷贝到样式表中,使用新的HTML5数据属性,通过使用data-tooltip你就可以给文本添加悬停提示框了。

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a {
border-bottom:1pxsolid#bbb;
color:#666;
display:inline-block;
position:relative;
text-decoration:none;
}
a:hover,
a:focus {
color:#36c;
}
a:active {
top:1px;
}
/* Tooltip styling */
a[data-tooltip]:after {
border-top:8pxsolid#222;
border-top:8pxsolidhsla(0,0%,0%,.85);
border-left:8pxsolidtransparent;
border-right:8pxsolidtransparent;
content:"";
display:none;
height:0;
width:0;
left:25%;
position:absolute;
}
a[data-tooltip]:before {
background:#222;
background: hsla(0,0%,0%,.85);
color:#f6f6f6;
content:attr(data-tooltip);
display:none;
font-family:sans-serif;
font-size:14px;
height:32px;
left:0;
line-height:32px;
padding:015px;
position:absolute;
text-shadow:01px1pxhsla(0,0%,0%,1);
white-space:nowrap;
-webkit-border-radius:5px;
-moz-border-radius:5px;
-o-border-radius:5px;
border-radius:5px;
}
a[data-tooltip]:hover:after {
display:block;
top:-9px;
}
a[data-tooltip]:hover:before {
display:block;
top:-41px;
}
a[data-tooltip]:active:after {
top:-10px;
}
a[data-tooltip]:active:before {
top:-42px;
}

21.创建暗灰色的按钮样式

下面这段代码创建了CSS3按钮类,并根据按钮颜色命名为.graybtn。当然你也可以根据自己的网站风格对颜色进行更改。

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.graybtn {
-moz-box-shadow:inset0px1px0px0px#ffffff;
-webkit-box-shadow:inset0px1px0px0px#ffffff;
box-shadow:inset0px1px0px0px#ffffff;
background:-webkit-gradient( linear,lefttop,leftbottom, color-stop(0.05,#ffffff), color-stop(1,#d1d1d1) );
background:-moz-linear-gradient(centertop,#ffffff5%,#d1d1d1100%);
filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#ffffff', endColorstr='#d1d1d1');
background-color:#ffffff;
-moz-border-radius:6px;
-webkit-border-radius:6px;
border-radius:6px;
border:1pxsolid#dcdcdc;
display:inline-block;
color:#777777;
font-family:arial;
font-size:15px;
font-weight:bold;
padding:6px24px;
text-decoration:none;
text-shadow:1px1px0px#ffffff;
}
.graybtn:hover {
background:-webkit-gradient( linear,lefttop,leftbottom, color-stop(0.05,#d1d1d1), color-stop(1,#ffffff) );
background:-moz-linear-gradient(centertop,#d1d1d15%,#ffffff100%);
filter:progid:DXImageTransform.Microsoft.gradient(startColorstr='#d1d1d1', endColorstr='#ffffff');
background-color:#d1d1d1;
}
.graybtn:active {
position:relative;
top:1px;
}
源码地址:http://html5snippets.com/snippets/1-a-css-rounded-gray-button

22.打印的页面上显示URL

这条规则会使打印出来的页面在超链接文字后面加上URL,URL会被放在一组括号里面,前后各留一个空格。

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@mediaprint{
a:after {
content:" ["attr(href)"] ";
}
}
源码地址:http://www.smipple.net/snippet/bramloquet/Print%20the%20url%20after%20your%20links

23.屏蔽Webkit移动浏览器中元素高亮效果

在访问移动网站时,你会发现,在选中的元素周围会出现一些灰色的框框,而下面这段代码即可屏蔽这种样式。

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body {
-webkit-touch-callout:none;
-webkit-user-select:none;
-khtml-user-select:none;
-moz-user-select:none;
-ms-user-select:none;
user-select:none;
}
24.利用CSS生成小圆点图案

通过下面的代码,可以让你的网站背景上产生一些小圆点装饰图案。默认情况下,它是使用在body元素上,但你也可以把它使用在网页里的其他容器上。

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body {
background: radial-gradient(circle,white10%,transparent10%),
radial-gradient(circle,white10%,black10%)50px50px;
background-size:100px100px;
}
源码地址:http://dabblet.com/gist/1457668

25.CSS3棋盘格效果

和上面的小圆点设计一样,这个效果需要一些额外的语法才可以工作,它需要在支持CSS3的浏览器上运行,效果很艳丽。当然,你可以根据需要自定义颜色。

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body {
background-color:white;
background-image: linear-gradient(45deg,black25%,transparent25%,transparent75%,black75%,black),
linear-gradient(45deg,black25%,transparent25%,transparent75%,black75%,black);
background-size:100px100px;
background-position:00,50px50px;
}

26.Github Fork红丝带

下面这段代码是利用CSS3的transform属性生成Fork me on Github红丝带效果。

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.ribbon {
background-color:#a00;
overflow:hidden;
/* top left corner */
position:absolute;
left:-3em;
top:2.5em;
/* 45 deg ccw rotation */
-moz-transform: rotate(-45deg);
-webkit-transform: rotate(-45deg);
/* shadow */
-moz-box-shadow:001em#888;
-webkit-box-shadow:001em#888;
}
.ribbon a {
border:1pxsolid#faa;
color:#fff;
display:block;
font:bold81.25%'Helvetiva Neue',Helvetica,Arial,sans-serif;
margin:0.05em00.075em0;
padding:0.5em3.5em;
text-align:center;
text-decoration:none;
/* shadow */
text-shadow:000.5em#444;
}
源码地址:http://unindented.org/articles/2009/10/github-ribbon-using-css-transforms/

27.字体压缩

在样式表里使用如下代码能够帮你节省许多网页空间。

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p {
font:italicsmall-capsbold1.2em/1.0emArial,Tahoma,Helvetica;
}
源码地址:http://www.csspop.com/view/542

28.纸页面卷曲效果

这种效果可以被广泛的使用在多种容器中,查看demo page页面来更好地掌握该函数的使用吧。

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ul.box {
position:relative;
z-index:1;/* prevent shadows falling behind containers with backgrounds */
overflow:hidden;
list-style:none;
margin:0;
padding:0;
}
ul.box li {
position:relative;
float:left;
width:250px;
height:150px;
padding:0;
border:1pxsolid#efefef;
margin:030px30px0;
background:#fff;
-webkit-box-shadow:01px4pxrgba(0,0,0,0.27),0040pxrgba(0,0,0,0.06)inset;
-moz-box-shadow:01px4pxrgba(0,0,0,0.27),0040pxrgba(0,0,0,0.06)inset;
box-shadow:01px4pxrgba(0,0,0,0.27),0040pxrgba(0,0,0,0.06)inset;
}
ul.box li:before,
ul.box li:after {
content:'';
z-index:-1;
position:absolute;
left:10px;
bottom:10px;
width:70%;
max-width:300px;/* avoid rotation causing ugly appearance at large container widths */
max-height:100px;
height:55%;
-webkit-box-shadow:08px16pxrgba(0,0,0,0.3);
-moz-box-shadow:08px16pxrgba(0,0,0,0.3);
box-shadow:08px16pxrgba(0,0,0,0.3);
-webkit-transform: skew(-15deg) rotate(-6deg);
-moz-transform: skew(-15deg) rotate(-6deg);
-ms-transform: skew(-15deg) rotate(-6deg);
-o-transform: skew(-15deg) rotate(-6deg);
transform: skew(-15deg) rotate(-6deg);
}
ul.box li:after {
left:auto;
right:10px;
-webkit-transform: skew(15deg) rotate(6deg);
-moz-transform: skew(15deg) rotate(6deg);
-ms-transform: skew(15deg) rotate(6deg);
-o-transform: skew(15deg) rotate(6deg);
transform: skew(15deg) rotate(6deg);
}
源码地址:http://www.csspop.com/view/524

29.发光的锚链接

下面这段代码可以创建自定义的锚链接,鼠标悬浮在上面会发光。

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a {
color:#00e;
}
a:visited {
color:#551a8b;
}
a:hover {
color:#06e;
}
a:focus {
outline:thindotted;
}
a:hover, a:active {
outline:0;
}
a, a:visited, a:active {
text-decoration:none;
color:#fff;
-webkit-transition:all.3s ease-in-out;
}
a:hover, .glow {
color:#ff0;
text-shadow:0010px#ff0;
}

30.创建CSS3 Banner

在支持CSS3的浏览器中,下面的代码可以生成漂亮的纯CSS图案。这种效果常见于电子商务网站的产品图片、缩略图、视频预览等。

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.featureBanner {
position:relative;
margin:20px
}
.featureBanner:before {
content:"Featured";
position:absolute;
top:5px;
left:-8px;
padding-right:10px;
color:#232323;
font-weight:bold;
height:0px;
border:15pxsolid#ffa200;
border-right-color:transparent;
line-height:0px;
box-shadow:-0px5px5px-5px#000;
z-index:1;
}
.featureBanner:after {
content:"";
position:absolute;
top:35px;
left:-8px;
border:4pxsolid#89540c;
border-left-color:transparent;
border-bottom-color:transparent;
}
源码地址:http://www.csspop.com/view/553

11.CSS3发光输入框

下面的这段代码重写了浏览器的默认行为,可以让Chrome和Safari浏览器下普通的表单输入框产生发光效果。

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input[type=text], textarea {
-webkit-transition:all0.30s ease-in-out;
-moz-transition:all0.30s ease-in-out;
-ms-transition:all0.30s ease-in-out;
-o-transition:all0.30s ease-in-out;
outline:none;
padding:3px0px3px3px;
margin:5px1px3px0px;
border:1pxsolid#ddd;
}
input[type=text]:focus, textarea:focus {
box-shadow:005pxrgba(81,203,238,1);
padding:3px0px3px3px;
margin:5px1px3px0px;
border:1pxsolidrgba(81,203,238,1);
}
源码地址:http://css-tricks.com/snippets/css/glowing-blue-input-highlights/

12.基于文件类型来创建链接样式

下面这段代码通过使用CSS选择器和图像图标来实现各种类型的链接样式,可能会用到各种协议(HTTP、FTP、IRC,mailto),或者是文件本身的类型(mp3、avi、pdf)。

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/* external links */
a[href^="http://"] {
padding-right:13px;
background:url('external.gif')no-repeatcenterright;
}
/* emails */
a[href^="mailto:"] {
padding-right:20px;
background:url('email.png')no-repeatcenterright;
}
/* pdfs */
a[href$=".pdf"] {
padding-right:18px;
background:url('acrobat.png')no-repeatcenterright;
}
源码地址:http://www.designyourway.net/blog/resources/31-css-code-snippets-to-make-you-a-better-coder/

13.pre标签封装代码

pre标签常用来对代码进行布局,可以解决因为行太多带来的滚动条问题。下面这段代码就使用pre来封装代码,让内容直接显示在页面中。

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pre{
white-space: pre-wrap;/* css-3 */
white-space: -moz-pre-wrap;/* Mozilla, since 1999 */
white-space: -pre-wrap;/* Opera 4-6 */
white-space: -o-pre-wrap;/* Opera 7 */
word-wrap: break-word;/* Internet Explorer 5.5+ */
}
源码地址:http://css-tricks.com/snippets/css/make-pre-text-wrap/

14.鼠标指向时变成手型

网页中有许多item在点击时,鼠标不会变成小手的形状。这套CSS选择器会强迫鼠标越过一些关键元素和其他对象一起来使用.pointer这个类。

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a[href], input[type='submit'], input[type='image'], label[for], select, button, .pointer{
cursor:pointer;
}
源码地址:http://css-tricks.com/snippets/css/give-clickable-elements-a-pointer-cursor/

15.页面顶部阴影

简单地把下面这段代码拷贝到页面里,它会在body元素之前产生黑色的,渐渐变淡的阴影。这种效果通常用来给一个文本框或网页元素加阴影。

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body:before {
content:"";
position:fixed;
top:-10px;
left:0;
width:100%;
height:10px;
-webkit-box-shadow:0px0px10pxrgba(0,0,0,.8);
-moz-box-shadow:0px0px10pxrgba(0,0,0,.8);
box-shadow:0px0px10pxrgba(0,0,0,.8);
z-index:100;
}
源码地址:http://css-tricks.com/snippets/css/top-shadow/

16.气泡引用效果

这种效果常出现在论坛、创建公告牌或者是文本引用上。你只需把下面这段代码拷贝到样式表文件即可。这里(需)提供了许多关于语音泡泡的代码片段和使用技巧,欢迎去围观。

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.chat-bubble {
background-color:#ededed;
border:2pxsolid#666;
font-size:35px;
line-height:1.3em;
margin:10pxauto;
padding:10px;
position:relative;
text-align:center;
width:300px;
-moz-border-radius:20px;
-webkit-border-radius:20px;
-moz-box-shadow:005px#888;
-webkit-box-shadow:005px#888;
font-family:'Bangers',arial,serif;
}
.chat-bubble-arrow-border {
border-color:#666transparenttransparenttransparent;
border-style:solid;
border-width:20px;
height:0;
width:0;
position:absolute;
bottom:-42px;
left:30px;
}
.chat-bubble-arrow {
border-color:#edededtransparenttransparenttransparent;
border-style:solid;
border-width:20px;
height:0;
width:0;
position:absolute;
bottom:-39px;
left:30px;
}
源码地址(需):http://html5snippets.com/snippets/35-css3-comic-bubble-using-triangle-trick

17.指定标题样式

该模板提供了所有头元素的主要样式,从H1到H5。

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h1,h2,h3,h4,h5{
color:#005a9c;
}
h1{
font-size:2.6em;
line-height:2.45em;
}
h2{
font-size:2.1em;
line-height:1.9em;
}
h3{
font-size:1.8em;
line-height:1.65em;
}
h4{
font-size:1.65em;
line-height:1.4em;
}
h5{
font-size:1.4em;
line-height:1.25em;
}
源码地址:https://snipt.net/freshmaker99/headers/

18.利用CSS生成纹理图案背景

通过CSS来为背景图片添加噪点,从而形成漂亮的纹理图案。你可以使用NoiseTextureGenerator生成器自定义噪点的纹理图案。

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body {
background-image:url(data:image/png;base64,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);
background-color:#0094d0;
}
19.List Ordering

你可能会遇到这种列表情况,需要把这个列表拆分成两个UL元素,你不妨看看下面这段代码。

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ol.chapters {
list-style:none;
margin-left:0;
}
ol.chapters > li:before {
content:counter(chapter)". ";
counter-increment: chapter;
font-weight:bold;
float:left;
width:40px;
}
ol.chapters li {
clear:left;
}
ol.start {
counter-reset: chapter;
}
ol.continue {
counter-reset: chapter11;
}
源码地址:http://timmychristensen.com/css-ordered-list-numbering-examples.html

20.为文本添加悬停提示框

把这段代码拷贝到样式表中,使用新的HTML5数据属性,通过使用data-tooltip你就可以给文本添加悬停提示框了。

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a {
border-bottom:1pxsolid#bbb;
color:#666;
display:inline-block;
position:relative;
text-decoration:none;
}
a:hover,
a:focus {
color:#36c;
}
a:active {
top:1px;
}
/* Tooltip styling */
a[data-tooltip]:after {
border-top:8pxsolid#222;
border-top:8pxsolidhsla(0,0%,0%,.85);
border-left:8pxsolidtransparent;
border-right:8pxsolidtransparent;
content:"";
display:none;
height:0;
width:0;
left:25%;
position:absolute;
}
a[data-tooltip]:before {
background:#222;
background: hsla(0,0%,0%,.85);
color:#f6f6f6;
content:attr(data-tooltip);
display:none;
font-family:sans-serif;
font-size:14px;
height:32px;
left:0;
line-height:32px;
padding:015px;
position:absolute;
text-shadow:01px1pxhsla(0,0%,0%,1);
white-space:nowrap;
-webkit-border-radius:5px;
-moz-border-radius:5px;
-o-border-radius:5px;
border-radius:5px;
}
a[data-tooltip]:hover:after {
display:block;
top:-9px;
}
a[data-tooltip]:hover:before {
display:block;
top:-41px;
}
a[data-tooltip]:active:after {
top:-10px;
}
a[data-tooltip]:active:before {
top:-42px;
}
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