伪元素:before和:after的精彩用法
来源：互联网 发布：mac book切换输入法 编辑：程序博客网 时间：2024/06/11 01:27
<html><head>
<meta charset="utf-8">
<style type="text/css">
body{font-family: 'Droid Sans', sans-serif;background:#eee;color:#888;padding:0;margin:0;font-size: 72.5%; }
/*Headers*/
h1 , h1 a, h1 a:hover{ color:#FFF; font-family: Arial; margin:10px;}
article h1, article h1 a, article h1 a:hover, h2, h3, h4, h5, h6 { line-height: 1.1em; color:#444;font-family: 'PT Sans Narrow', Calibri, 'Myriad Pro', Tahoma, Arial; padding: 10px 0; margin:0;}
article h1, article h1 a, h2 { font-size: 30px; letter-spacing: -1px;}
h3 { font-size: 30px; }
h4 { font-size: 22px; font-weight: normal; padding-bottom: 10px;}
h5 { font-size: 14px;}
h6 {}
/*Links*/
a{ color:#36C;text-decoration:none;font-weight:normal;font-size:105%; }
a:hover{text-decoration:underline;}
/*Generic*/
p {font-size:115%;}
.aligncenter { margin-left: auto;margin-right: auto;display: block;clear: both;}
.no_list { list-style:none; }
.no_list li {padding:0;margin:0;}
input[type=text].text{padding:6px;position:relative; top:-4px;}
.button, .read_more, input[type=button],input[type=submit]{background:#f5f5f5;padding:6px 10px;font-weight:bold;color:#444;text-decoration:none; border:1px solid #888;}
.button:hover, .read_more:hover, input[type=button]:hover,input[type=submit]:hover{border:1px solid #36C;color:#444; }
.read_more{float:right; margin:10px 0; }
/*Header*/
header{ height:40px; width:100%; background:#111;}
footer { height:50px; width:100%; padding:5px 0; background: #2D2D2D; }
header ul{list-style:none;}
header li a{float:right; width:120px; font-size:14px; line-height:14px;padding:10px 5px;color:#FFF;font-weight:bold;}
header li a span {font-size:10px; color:#a1a1a1; }
header li a:hover{text-decoration:none; background:#a1a1a1; color:#2D2D2D;}
header li a:hover span{ color:#FFF;}
/*Footer*/
footer {float:left;min-height:200px; padding:20px 0; color:#FFF;}
footer a, footer a:hover{ color:#FFF; }
.halfwidth{width:48%;}
.return{ float:right; padding:10px 20px; color:#FFF; font-size:12px;}
.return a { color:#fff;}
.social_main_buttons{ display:inline-block; margin:0 10px;}
/*Button*/
.download_button{
background: #4284c6;
background: -moz-linear-gradient(top, #6cb5ff, #4284c6);
background: -webkit-gradient(linear, left top, left bottom, from(#6cb5ff), to(#4284c6));
background-image: -o-linear-gradient(#6cb5ff, #4284c6);
-pie-background: linear-gradient(#6cb5ff, #4284c6);
padding:10px;
text-decoration:none;
color:#FFF;
font-weight:bold;
text-align:center;
border:1px solid #FFF;
border-radius:5px;
-moz-border-radius:5px;
-webkit-border-radius:5px;
margin-bottom:10px;
min-width: 90px;
display:inline-block;
}
.download_button:hover{
cursor: pointer;
text-decoration:none;
color:#FFF;
border:1px solid #555;
background: #2a77c4;
background: -moz-linear-gradient(top, #46a0fc, #2a77c4);
background: -webkit-gradient(linear, left top, left bottom, from(#46a0fc), to(#2a77c4));
}
/*Container*/
.container{
width:900px;
margin:30px auto;
padding:25px;
min-height:400px;
height:auto;
}
.container h2 { margin-top:30px;}
.box h3{
text-align:center;
position:relative;
top:80px;
}
.box {
width:70%;
height:200px;
background:#FFF;
margin:40px auto;
}
/*==================================================
* Effect 1
* ===============================================*/
.effect1{
-webkit-box-shadow: 0 10px 6px -6px #777;
-moz-box-shadow: 0 10px 6px -6px #777;
box-shadow: 0 10px 6px -6px #777;
}
/*==================================================
* Effect 2
* ===============================================*/
.effect2
{
position: relative;
}
.effect2:before, .effect2:after
{
z-index: -1;
position: absolute;
content: "";
bottom: 15px;
left: 10px;
width: 50%;
top: 80%;
max-width:300px;
background: #777;
-webkit-box-shadow: 0 15px 10px #777;
-moz-box-shadow: 0 15px 10px #777;
box-shadow: 0 15px 10px #777;
-webkit-transform: rotate(-3deg);
-moz-transform: rotate(-3deg);
-o-transform: rotate(-3deg);
-ms-transform: rotate(-3deg);
transform: rotate(-3deg);
}
.effect2:after
{
-webkit-transform: rotate(3deg);
-moz-transform: rotate(3deg);
-o-transform: rotate(3deg);
-ms-transform: rotate(3deg);
transform: rotate(3deg);
right: 10px;
left: auto;
}
/*==================================================
* Effect 3
* ===============================================*/
.effect3
{
position: relative;
}
.effect3:before
{
z-index: -1;
position: absolute;
content: "";
bottom: 15px;
left: 10px;
width: 50%;
top: 80%;
max-width:300px;
background: #777;
-webkit-box-shadow: 0 15px 10px #777;
-moz-box-shadow: 0 15px 10px #777;
box-shadow: 0 15px 10px #777;
-webkit-transform: rotate(-3deg);
-moz-transform: rotate(-3deg);
-o-transform: rotate(-3deg);
-ms-transform: rotate(-3deg);
transform: rotate(-3deg);
}
/*==================================================
* Effect 4
* ===============================================*/
.effect4
{
position: relative;
}
.effect4:after
{
z-index: -1;
position: absolute;
content: "";
bottom: 15px;
right: 10px;
left: auto;
width: 50%;
top: 80%;
max-width:300px;
background: #777;
-webkit-box-shadow: 0 15px 10px #777;
-moz-box-shadow: 0 15px 10px #777;
box-shadow: 0 15px 10px #777;
-webkit-transform: rotate(3deg);
-moz-transform: rotate(3deg);
-o-transform: rotate(3deg);
-ms-transform: rotate(3deg);
transform: rotate(3deg);
}
/*==================================================
* Effect 5
* ===============================================*/
.effect5
{
position: relative;
}
.effect5:before, .effect5:after
{
z-index: -1;
position: absolute;
content: "";
bottom: 25px;
left: 10px;
width: 50%;
top: 80%;
max-width:300px;
background: #777;
-webkit-box-shadow: 0 35px 20px #777;
-moz-box-shadow: 0 35px 20px #777;
box-shadow: 0 35px 20px #777;
-webkit-transform: rotate(-8deg);
-moz-transform: rotate(-8deg);
-o-transform: rotate(-8deg);
-ms-transform: rotate(-8deg);
transform: rotate(-8deg);
}
.effect5:after
{
-webkit-transform: rotate(8deg);
-moz-transform: rotate(8deg);
-o-transform: rotate(8deg);
-ms-transform: rotate(8deg);
transform: rotate(8deg);
right: 10px;
left: auto;
}
/*==================================================
* Effect 6
* ===============================================*/
.effect6
{
position:relative;
-webkit-box-shadow:0 1px 4px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 0, 0, 0.1) inset;
-moz-box-shadow:0 1px 4px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 0, 0, 0.1) inset;
box-shadow:0 1px 4px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 0, 0, 0.1) inset;
}
.effect6:before, .effect6:after
{
content:"";
position:absolute;
z-index:-1;
-webkit-box-shadow:0 0 20px rgba(0,0,0,0.8);
-moz-box-shadow:0 0 20px rgba(0,0,0,0.8);
box-shadow:0 0 20px rgba(0,0,0,0.8);
top:50%;
bottom:0;
left:10px;
right:10px;
-moz-border-radius:100px / 10px;
border-radius:100px / 10px;
}
.effect6:after
{
right:10px;
left:auto;
-webkit-transform:skew(8deg) rotate(3deg);
-moz-transform:skew(8deg) rotate(3deg);
-ms-transform:skew(8deg) rotate(3deg);
-o-transform:skew(8deg) rotate(3deg);
transform:skew(8deg) rotate(3deg);
}
/*==================================================
* Effect 7
* ===============================================*/
.effect7
{
position:relative;
-webkit-box-shadow:0 1px 4px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 0, 0, 0.1) inset;
-moz-box-shadow:0 1px 4px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 0, 0, 0.1) inset;
box-shadow:0 1px 4px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 0, 0, 0.1) inset;
}
.effect7:before, .effect7:after
{
content:"";
position:absolute;
z-index:-1;
-webkit-box-shadow:0 0 20px rgba(0,0,0,0.8);
-moz-box-shadow:0 0 20px rgba(0,0,0,0.8);
box-shadow:0 0 20px rgba(0,0,0,0.8);
top:0;
bottom:0;
left:10px;
right:10px;
-moz-border-radius:100px / 10px;
border-radius:100px / 10px;
}
.effect7:after
{
right:10px;
left:auto;
-webkit-transform:skew(8deg) rotate(3deg);
-moz-transform:skew(8deg) rotate(3deg);
-ms-transform:skew(8deg) rotate(3deg);
-o-transform:skew(8deg) rotate(3deg);
transform:skew(8deg) rotate(3deg);
}
/*==================================================
* Effect 8
* ===============================================*/
.effect8
{
position:relative;
-webkit-box-shadow:0 1px 4px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 0, 0, 0.1) inset;
-moz-box-shadow:0 1px 4px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 0, 0, 0.1) inset;
box-shadow:0 1px 4px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 0, 0, 0.1) inset;
}
.effect8:before, .effect8:after
{
content:"";
position:absolute;
z-index:-1;
-webkit-box-shadow:0 0 20px rgba(0,0,0,0.8);
-moz-box-shadow:0 0 20px rgba(0,0,0,0.8);
box-shadow:0 0 20px rgba(0,0,0,0.8);
top:10px;
bottom:10px;
left:0;
right:0;
-moz-border-radius:100px / 10px;
border-radius:100px / 10px;
}
.effect8:after
{
right:10px;
left:auto;
-webkit-transform:skew(8deg) rotate(3deg);
-moz-transform:skew(8deg) rotate(3deg);
-ms-transform:skew(8deg) rotate(3deg);
-o-transform:skew(8deg) rotate(3deg);
transform:skew(8deg) rotate(3deg);
}
</style>
<title>CSS Box 阴影效果 - 演示</title>
</head>
<body>
<section class="container">
<h2>CSS Box 阴影效果 - 演示</h2>
<div class="box effect1">
<h3>效果 1</h3>
</div>
<div class="box effect2">
<h3>效果 2</h3>
</div>
<div class="box effect3">
<h3>效果 3</h3>
</div>
<div class="box effect4">
<h3>效果 4</h3>
</div>
<div class="box effect5">
<h3>效果 5</h3>
</div>
<div class="box effect6">
<h3>效果 6</h3>
</div>
<div class="box effect7">
<h3>效果 7</h3>
</div>
<div class="box effect8">
<h3>效果 8</h3>
</div>
</section>
<meta charset="utf-8">
<style type="text/css">
body{font-family: 'Droid Sans', sans-serif;background:#eee;color:#888;padding:0;margin:0;font-size: 72.5%; }
/*Headers*/
h1 , h1 a, h1 a:hover{ color:#FFF; font-family: Arial; margin:10px;}
article h1, article h1 a, article h1 a:hover, h2, h3, h4, h5, h6 { line-height: 1.1em; color:#444;font-family: 'PT Sans Narrow', Calibri, 'Myriad Pro', Tahoma, Arial; padding: 10px 0; margin:0;}
article h1, article h1 a, h2 { font-size: 30px; letter-spacing: -1px;}
h3 { font-size: 30px; }
h4 { font-size: 22px; font-weight: normal; padding-bottom: 10px;}
h5 { font-size: 14px;}
h6 {}
/*Links*/
a{ color:#36C;text-decoration:none;font-weight:normal;font-size:105%; }
a:hover{text-decoration:underline;}
/*Generic*/
p {font-size:115%;}
.aligncenter { margin-left: auto;margin-right: auto;display: block;clear: both;}
.no_list { list-style:none; }
.no_list li {padding:0;margin:0;}
input[type=text].text{padding:6px;position:relative; top:-4px;}
.button, .read_more, input[type=button],input[type=submit]{background:#f5f5f5;padding:6px 10px;font-weight:bold;color:#444;text-decoration:none; border:1px solid #888;}
.button:hover, .read_more:hover, input[type=button]:hover,input[type=submit]:hover{border:1px solid #36C;color:#444; }
.read_more{float:right; margin:10px 0; }
/*Header*/
header{ height:40px; width:100%; background:#111;}
footer { height:50px; width:100%; padding:5px 0; background: #2D2D2D; }
header ul{list-style:none;}
header li a{float:right; width:120px; font-size:14px; line-height:14px;padding:10px 5px;color:#FFF;font-weight:bold;}
header li a span {font-size:10px; color:#a1a1a1; }
header li a:hover{text-decoration:none; background:#a1a1a1; color:#2D2D2D;}
header li a:hover span{ color:#FFF;}
/*Footer*/
footer {float:left;min-height:200px; padding:20px 0; color:#FFF;}
footer a, footer a:hover{ color:#FFF; }
.halfwidth{width:48%;}
.return{ float:right; padding:10px 20px; color:#FFF; font-size:12px;}
.return a { color:#fff;}
.social_main_buttons{ display:inline-block; margin:0 10px;}
/*Button*/
.download_button{
background: #4284c6;
background: -moz-linear-gradient(top, #6cb5ff, #4284c6);
background: -webkit-gradient(linear, left top, left bottom, from(#6cb5ff), to(#4284c6));
background-image: -o-linear-gradient(#6cb5ff, #4284c6);
-pie-background: linear-gradient(#6cb5ff, #4284c6);
padding:10px;
text-decoration:none;
color:#FFF;
font-weight:bold;
text-align:center;
border:1px solid #FFF;
border-radius:5px;
-moz-border-radius:5px;
-webkit-border-radius:5px;
margin-bottom:10px;
min-width: 90px;
display:inline-block;
}
.download_button:hover{
cursor: pointer;
text-decoration:none;
color:#FFF;
border:1px solid #555;
background: #2a77c4;
background: -moz-linear-gradient(top, #46a0fc, #2a77c4);
background: -webkit-gradient(linear, left top, left bottom, from(#46a0fc), to(#2a77c4));
}
/*Container*/
.container{
width:900px;
margin:30px auto;
padding:25px;
min-height:400px;
height:auto;
}
.container h2 { margin-top:30px;}
.box h3{
text-align:center;
position:relative;
top:80px;
}
.box {
width:70%;
height:200px;
background:#FFF;
margin:40px auto;
}
/*==================================================
* Effect 1
* ===============================================*/
.effect1{
-webkit-box-shadow: 0 10px 6px -6px #777;
-moz-box-shadow: 0 10px 6px -6px #777;
box-shadow: 0 10px 6px -6px #777;
}
/*==================================================
* Effect 2
* ===============================================*/
.effect2
{
position: relative;
}
.effect2:before, .effect2:after
{
z-index: -1;
position: absolute;
content: "";
bottom: 15px;
left: 10px;
width: 50%;
top: 80%;
max-width:300px;
background: #777;
-webkit-box-shadow: 0 15px 10px #777;
-moz-box-shadow: 0 15px 10px #777;
box-shadow: 0 15px 10px #777;
-webkit-transform: rotate(-3deg);
-moz-transform: rotate(-3deg);
-o-transform: rotate(-3deg);
-ms-transform: rotate(-3deg);
transform: rotate(-3deg);
}
.effect2:after
{
-webkit-transform: rotate(3deg);
-moz-transform: rotate(3deg);
-o-transform: rotate(3deg);
-ms-transform: rotate(3deg);
transform: rotate(3deg);
right: 10px;
left: auto;
}
/*==================================================
* Effect 3
* ===============================================*/
.effect3
{
position: relative;
}
.effect3:before
{
z-index: -1;
position: absolute;
content: "";
bottom: 15px;
left: 10px;
width: 50%;
top: 80%;
max-width:300px;
background: #777;
-webkit-box-shadow: 0 15px 10px #777;
-moz-box-shadow: 0 15px 10px #777;
box-shadow: 0 15px 10px #777;
-webkit-transform: rotate(-3deg);
-moz-transform: rotate(-3deg);
-o-transform: rotate(-3deg);
-ms-transform: rotate(-3deg);
transform: rotate(-3deg);
}
/*==================================================
* Effect 4
* ===============================================*/
.effect4
{
position: relative;
}
.effect4:after
{
z-index: -1;
position: absolute;
content: "";
bottom: 15px;
right: 10px;
left: auto;
width: 50%;
top: 80%;
max-width:300px;
background: #777;
-webkit-box-shadow: 0 15px 10px #777;
-moz-box-shadow: 0 15px 10px #777;
box-shadow: 0 15px 10px #777;
-webkit-transform: rotate(3deg);
-moz-transform: rotate(3deg);
-o-transform: rotate(3deg);
-ms-transform: rotate(3deg);
transform: rotate(3deg);
}
/*==================================================
* Effect 5
* ===============================================*/
.effect5
{
position: relative;
}
.effect5:before, .effect5:after
{
z-index: -1;
position: absolute;
content: "";
bottom: 25px;
left: 10px;
width: 50%;
top: 80%;
max-width:300px;
background: #777;
-webkit-box-shadow: 0 35px 20px #777;
-moz-box-shadow: 0 35px 20px #777;
box-shadow: 0 35px 20px #777;
-webkit-transform: rotate(-8deg);
-moz-transform: rotate(-8deg);
-o-transform: rotate(-8deg);
-ms-transform: rotate(-8deg);
transform: rotate(-8deg);
}
.effect5:after
{
-webkit-transform: rotate(8deg);
-moz-transform: rotate(8deg);
-o-transform: rotate(8deg);
-ms-transform: rotate(8deg);
transform: rotate(8deg);
right: 10px;
left: auto;
}
/*==================================================
* Effect 6
* ===============================================*/
.effect6
{
position:relative;
-webkit-box-shadow:0 1px 4px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 0, 0, 0.1) inset;
-moz-box-shadow:0 1px 4px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 0, 0, 0.1) inset;
box-shadow:0 1px 4px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 0, 0, 0.1) inset;
}
.effect6:before, .effect6:after
{
content:"";
position:absolute;
z-index:-1;
-webkit-box-shadow:0 0 20px rgba(0,0,0,0.8);
-moz-box-shadow:0 0 20px rgba(0,0,0,0.8);
box-shadow:0 0 20px rgba(0,0,0,0.8);
top:50%;
bottom:0;
left:10px;
right:10px;
-moz-border-radius:100px / 10px;
border-radius:100px / 10px;
}
.effect6:after
{
right:10px;
left:auto;
-webkit-transform:skew(8deg) rotate(3deg);
-moz-transform:skew(8deg) rotate(3deg);
-ms-transform:skew(8deg) rotate(3deg);
-o-transform:skew(8deg) rotate(3deg);
transform:skew(8deg) rotate(3deg);
}
/*==================================================
* Effect 7
* ===============================================*/
.effect7
{
position:relative;
-webkit-box-shadow:0 1px 4px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 0, 0, 0.1) inset;
-moz-box-shadow:0 1px 4px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 0, 0, 0.1) inset;
box-shadow:0 1px 4px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 0, 0, 0.1) inset;
}
.effect7:before, .effect7:after
{
content:"";
position:absolute;
z-index:-1;
-webkit-box-shadow:0 0 20px rgba(0,0,0,0.8);
-moz-box-shadow:0 0 20px rgba(0,0,0,0.8);
box-shadow:0 0 20px rgba(0,0,0,0.8);
top:0;
bottom:0;
left:10px;
right:10px;
-moz-border-radius:100px / 10px;
border-radius:100px / 10px;
}
.effect7:after
{
right:10px;
left:auto;
-webkit-transform:skew(8deg) rotate(3deg);
-moz-transform:skew(8deg) rotate(3deg);
-ms-transform:skew(8deg) rotate(3deg);
-o-transform:skew(8deg) rotate(3deg);
transform:skew(8deg) rotate(3deg);
}
/*==================================================
* Effect 8
* ===============================================*/
.effect8
{
position:relative;
-webkit-box-shadow:0 1px 4px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 0, 0, 0.1) inset;
-moz-box-shadow:0 1px 4px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 0, 0, 0.1) inset;
box-shadow:0 1px 4px rgba(0, 0, 0, 0.3), 0 0 40px rgba(0, 0, 0, 0.1) inset;
}
.effect8:before, .effect8:after
{
content:"";
position:absolute;
z-index:-1;
-webkit-box-shadow:0 0 20px rgba(0,0,0,0.8);
-moz-box-shadow:0 0 20px rgba(0,0,0,0.8);
box-shadow:0 0 20px rgba(0,0,0,0.8);
top:10px;
bottom:10px;
left:0;
right:0;
-moz-border-radius:100px / 10px;
border-radius:100px / 10px;
}
.effect8:after
{
right:10px;
left:auto;
-webkit-transform:skew(8deg) rotate(3deg);
-moz-transform:skew(8deg) rotate(3deg);
-ms-transform:skew(8deg) rotate(3deg);
-o-transform:skew(8deg) rotate(3deg);
transform:skew(8deg) rotate(3deg);
}
</style>
<title>CSS Box 阴影效果 - 演示</title>
</head>
<body>
<section class="container">
<h2>CSS Box 阴影效果 - 演示</h2>
<div class="box effect1">
<h3>效果 1</h3>
</div>
<div class="box effect2">
<h3>效果 2</h3>
</div>
<div class="box effect3">
<h3>效果 3</h3>
</div>
<div class="box effect4">
<h3>效果 4</h3>
</div>
<div class="box effect5">
<h3>效果 5</h3>
</div>
<div class="box effect6">
<h3>效果 6</h3>
</div>
<div class="box effect7">
<h3>效果 7</h3>
</div>
<div class="box effect8">
<h3>效果 8</h3>
</div>
</section>
</body></html>
结果：
0 0
- 伪元素:before和:after的精彩用法
- ::before和::after伪元素的用法
- ::before和::after伪元素的用法
- ::before和::after伪元素的用法
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- CSS 的::before 和 ::after 伪元素用法
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- 常见的:Before和:After伪元素
- ::before和::after伪元素的使用
- before伪元素和after伪元素的具体使用
- 伪元素:after和:before
- 伪元素::after和::before
- 伪元素::after和::before
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