HTML/CSS代码片段

内容简介：本文收集了我常用的CSS代码片段！

*reset

@charset "utf-8";

/* reset */
body, dl, dd, h1, h2, h3, h4, h5, h6, p, form, ol, ul, textarea, button, input, select {
    margin: 0;
}
ol, ul, dd, td, th, textarea, button, input, select {
    padding: 0;
}
h1, h2, h3, h4, h5, h6 {
    font-size: 100%;
    font-weight: 400;
}
body {
    font: 12px/1.5 "Microsoft Yahei", SimSun, arial, sans-serif;
}
ol, ul {
    list-style: none;
}
a, button, input, textarea, select {
    outline: 0;
    color: inherit;
    font: inherit;
}
button::-moz-focus-inner, input::-moz-focus-inner {
    border: 0;
    padding: 0;
}
button {
    overflow: visible;
}
button, input[type="button"], input[type="reset"], input[type="submit"] {
    -webkit-appearance: button;
    cursor: pointer;
}
input::-moz-placeholder, textarea::-moz-placeholder {
    color: #ccc;
}
input:-ms-input-placeholder, textarea:-ms-input-placeholder {
    color: #ccc;
}
input::-webkit-input-placeholder, textarea::-webkit-input-placeholder {
    color: #ccc;
}
input::-ms-clear {
    display: none;
}
a {
    text-decoration: none;
}
img {
    vertical-align: top;
    border: 0 none;
}
textarea {
    resize: none;
    overflow: auto;
}
table {
    border-collapse: collapse;
    border-spacing: 0;
}
th {
    text-align: center;
}
/* clearfix */
.clearfix:before, .clearfix:after {
    content: "";
    display: table;
}
.clearfix:after {
    clear: both;
}
.clearfix {
    *zoom: 1;
}

*select兼容

select { height:22px; line-height:18px; padding:2px 0; }

*input兼容

.ipt {
    border: 1px solid #469021;
    background: #64A246;
    color: #fff;
    font:bold 11px arial,sans-serif;
    padding: 0.25em 0.5em;
    text-transform: uppercase;
    margin: 0;
    overflow: visible;
    height: 27px;
    line-height: 19px;
    _line-height: 16px;
    width: 80px;
}

*css圆角

.radius {
    -moz-border-radius: 30px;
    -webkit-border-radius: 30px;
    border-radius: 30px;
}

*水平翻转

.flipx {
    -moz-transform:scaleX(-1);
    -webkit-transform:scaleX(-1);
    -o-transform:scaleX(-1);
    transform:scaleX(-1);
    filter:FlipH();
}

*垂直翻转

.flipy {
    -moz-transform:scaleY(-1);
    -webkit-transform:scaleY(-1);
    -o-transform:scaleY(-1);
    transform:scaleY(-1);
    filter:FlipV();
}

*css旋转

.rotate90 {
    filter:progid:DXImageTransform.Microsoft.BasicImage(rotation=1);
    -moz-transform: rotate(90deg);
    -o-transform: rotate(90deg);
    -webkit-transform: rotate(90deg);
    transform: rotate(90deg);
}

*css盒阴影

.box_shadow {
    -moz-box-shadow: 3px 3px 4px #000; 
    -webkit-box-shadow: 3px 3px 4px #000; 
    box-shadow: 3px 3px 4px #000;
    filter: progid:DXImageTransform.Microsoft.dropshadow(OffX=3px, OffY=3px, Color='#000'); 
    -ms-filter: "progid:DXImageTransform.Microsoft.dropshadow(OffX=3px, OffY=3px, Color='#000')";
}

*clearfix清浮动

.clearfix:before, .clearfix:after { content:""; display:table; }
.clearfix:after{ clear:both; }
.clearfix{ *zoom:1;}

*锚点

<a name="link">不能为空</a>
<a href="#link">锚点链接</a>

*纯CSS三角形

.triangle {
    width: 0;
    height: 0;
    font-size: 0;
    line-height: 0;
    border-width: 50px;
    border-style: solid;
    border-top-color: #fff;
    border-right-color: #fff;
    border-bottom-color: red;
    border-left-color: #fff;
}

*opacity透明

/*opacity*/
.opacity {
    filter: alpha(opacity=50);
    -khtml-opacity: 0.5;
    -moz-opacity: 0.5;
    opacity: 0.5;
}

*选择文本颜色

/* 自定义文本选择颜色 */
::selection { background: #e2eae2; }
::-moz-selection { background: #e2eae2; }
::-webkit-selection { background: #e2eae2; }

*全屏背景

/* 全屏背景 */
.cover {
    background: url('bg.jpg') no-repeat center center fixed;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
}

*强制滚动条

html { height: 101% }

*渐变gradient

/* 渐变 */
.gradient {
    background: #629721;
    background-image: -webkit-gradient(linear, left top, left bottom, 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);
}

*font-face

/*font-face*/
@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;
}

*png透明

/* png透明 */
.png {
    width:200px;
    height:100px;
    background: url(this.png) no-repeat;
    _background:none;
    _filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src='this.png',sizingMethod='crop');/* 路径相对于html */
}

*min-height

/* 最小高度 */
.minheight {
    min-height: 550px;
    height: auto !important;
    height: 550px;
}

*移动端reset 

body,nav,dl,dt,dd,p,h1,h2,h3,h4,ul,ol,li,input,button,textarea,footer{margin:0;padding:0}
header,nav,section,article,footer,figure,figcaption { display: block; }
html,body{width:100%;height:100%;}
li{list-style:none;}
h1,h2,h3,h4,h5{font-size:100%}
img,object,video,embed { max-width: 100%;}
img {border:none; vertical-align: middle; }
button,input,select,textarea{font-size:100%; vertical-align:middle; outline:none;}
a { text-decoration: none; }
body{min-width:320px;font:normal 62.5%/1.5 Tahoma,"Lucida Grande",Verdana,"Microsoft Yahei",STXihei,hei;color:#000;background:#f1f1f1;overflow-x:hidden;-webkit-tap-highlight-color:rgba(0,0,0,0);-webkit-text-size-adjust:none;-moz-user-select:none;-webkit-tap-highlight-color:rgba(0,0,0,0);}
/* common */
.g-tensile { width: 100%; height: 100%; }
.g-auto { margin-left: auto; margin-right: auto; }