<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<style type="text/css">
*{margin: 0;padding: 0;}
body{
/*搭建3D环境*/
transform-style:preserve-3d;
/*景深 近大远小*/
perspective: 900px;
}
.box{
width: 300px;
height: 250px;
border:4px solid #f00;
margin: 200px auto;
transition:1s;
position:relative;
transform:rotateY(30deg);
/*搭建3D环境*/
transform-style:preserve-3d;
}
/*.box img{
width: 100%;
height: 100%;
display:block;
position:absolute;
transition:1s;*/
/*旋转之后展示的是背面 背面不可见*/
/*backface-visibility:hidden;*/
/*}*/
.txt1{
width: 300px;
height: 250px;
background: rgba(0,0,0,0.5);
font-size:40px;
line-height:200px;
text-align:center;
/*transform:rotateY(180deg);*/
transition:1s;
position:absolute;
/*背面不可见*/
backface-visibility:hidden;
}
.txt2{
width: 300px;
height: 250px;
background: rgba(0,0,0,0.5);
font-size:40px;
line-height:200px;
text-align:center;
transform:rotateY(180deg);
transition:1s;
position:absolute;
/*背面不可见*/
backface-visibility:hidden;
}
/*.box:hover img{
transform:rotateY(180deg);
}*/
.box:hover .txt1{
transform:rotateY(180deg);
}
.box:hover .txt2{
transform:rotateY(360deg);
}
</style>
</head>
<body>
<!--
backface-visibility:背面不可见;
visible 可见
hidden 不可见
-->
<div class="box">
<!--<img src="img/2.png" alt="" />-->
<p class='txt1'>111</p>
<p class='txt2'>222</p>
</div>
<!--
1: 图面默认在前面展示(初始不需要设置背面不可见)
鼠标移上去,图片旋转到背面,设置背面不可见
2: 文本默认在后面(初始旋转180deg)
鼠标移上去,文字旋转到正面
-->
</body>
</html>