引言
最近学完css3的知识，下面做了几个有趣案例，来帮助自己熟悉css3的知识。
一、升空的孔明灯
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>孔明灯</title>
<style>
*{
padding: 0;
margin: 0;
}
html{
height: 100%;
background-color: #000;
}
div{
height: 100%;
width: 100%;
position: relative;
}
@keyframes run{
0%{
top: 600px;
}
100%{
top: 100px;
width: 10px;
height: 10px;;
}
}
div>img{
width: 100px;
height: 100px;
display: inline-block;
position: absolute;
top: 800px;
animation: run 10s infinite;
}
div>img:nth-child(1){
left: 10px;
}
div>img:nth-child(2){
left: 120px;
}
div>img:nth-child(3){
left: 230px;
}
div>img:nth-child(4){
left: 340px;
}
div>img:nth-child(5){
left: 450px;
}
div>img:nth-child(6){
left: 560px;
}
div>img:nth-child(7){
left: 670px;
}
div>img:nth-child(8){
left: 780px;
}
</style>
</head>
<body>
<div>
</div>
</body>
</html>
二、旋转盒子
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<meta http-equiv="X-UA-Compatible" content="ie=edge">
<title>Document</title>
<style>
*{
padding: 0;
margin: 0;
}
html{
height: 100%;
background-image: linear-gradient(#29f9f0 0% , #000 80%);
}
@keyframes run{
0%{
transform: rotateX(0deg) rotateY(0deg) rotate(0deg);
}
100%{
transform: rotateX(720deg) rotateY(360deg) rotate(360deg);
}
}
.wapper{
width: 300px;
margin-top: 100px;
perspective: 800px;
margin: 50px auto;
}
.wapper .cube{
width: 300px;
height: 300px;
transform-style: preserve-3d;
position: relative;
transform: rotateX(-50deg) rotateY(-50deg) rotate(-50deg);
animation: run 10s infinite;
}
.wapper .cube span{
transition: all 1s cubic-bezier(0.9,-0.2,1,1);
}
.cube>span{
display: block;
width: 90px;
height: 90px;
position: absolute;
left: 50px;
top: 50px;
opacity: 0.8;
background-color: rgba(0,100,120,1);
}
.cube span.num_front{
transform: translateZ(50px);
background-image: url(img/front.jpg);
background-size: cover;
}
.cube span.num_back{
transform: translateZ(-50px);
background-image: url(img/back.jpg);
background-size: cover;
}
.cube span.num_left{
transform: translateX(-50px) rotateY(90deg);
background-image: url(img/left.jpg);
background-size: cover;
}
.cube span.num_right{
transform: translateX(50px) rotateY(-90deg);
background-image: url(img/right.jpg);
background-size: cover;
}
.cube span.num_top{
transform: translateY(-50px) rotateX(90deg);
background-image: url(img/top.jpg);
background-size: cover;
}
.cube span.num_bottom{
transform: translateY(50px) rotateX(-90deg);
background-image: url(img/bottom.jpg);
background-size: cover;
}
.wapper .cube:hover .num_front{
transform: translateZ(100px) scale(1.5);
}
.wapper .cube:hover .num_back{
transform: translateZ(-100px) scale(1.5);
}
.wapper .cube:hover .num_left{
transform: translateX(-100px) rotateY(90deg) scale(1.5);
}
.wapper .cube:hover .num_right{
transform: translateX(100px) rotateY(-90deg) scale(1.5);
}
.wapper .cube:hover .num_top{
transform: translateY(-100px) rotateX(90deg) scale(1.5);
}
.wapper .cube:hover .num_bottom{
transform: translateY(100px) rotateX(-90deg) scale(1.5);
}
</style>
</head>
<body>
<div class="wapper">
<div class="cube">
<!-- 正面 -->
<span class="num_front">
<!-- 反面 -->
<span class="num_back">
<!-- 左面 -->
<span class="num_left">
<!-- 右面 -->
<span class="num_right">
<!-- 上面 -->
<span class="num_top">
<!-- 下面 -->
<span class="num_bottom">
</div>
</div>
</body>
</html>
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