卡牌翻转的步骤:
1.最外层wrap设置视图距离perspective:800px;相对定位position: relative
2.父级#box设置转换为3d效果transform-style:preserve-3d;
3.旋转元素设置:背景不透视 backface-visibility: hidden;rotateY为0
4.另一个旋转元素:rotateY为180deg
代码如下:
html部分
<div id="wrap">
<div id="box">
<p>世界那么大</p>
<p>我想去看看</p>
</div>
</div>
css部分:
#wrap {width: 600px;height: 600px;background: #ccc; margin: 0 auto;position: relative;perspective:800px;}
#box {position: absolute;left: 100px;width: 400px;height: 400px;border: 1px solid #000;transform-style:preserve-3d; }
#box p {width: 100%;height: 100%;position: absolute;left: 0;top: 0;font-size: 28px; backface-visibility: hidden;color: #fff}
#box p:nth-of-type(1) {background: blue;transition:.8s transform}
#box p:nth-of-type(2) {background: red;transform:rotateY(-180deg);transition:.8s transform}
#box:hover p:nth-of-type(1) {transform:rotateY(180deg);}
#box:hover p:nth-of-type(2) {transform:rotateY(0deg);}