概述

小程序商城或者 web 端网站时，我们可以只通过 CSS 的 animation 和transform，而不需要借助额外的第三方库轻松实现简单的动画效果，丰富页面的表达效果

效果

如下图所示，点击按钮就会有个商品进入左下角的购物车内

购物车动画示例地址

代码示例

元素

开始只需要写按钮和购物车两个 DOM 节点

<button id="btn">add</button>
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