本例子是一个仿百度阅读导入气泡的源码，完全实现了百度阅读导入按钮的效果，点击按钮能够产生水波纹以及按钮旋转效果，动态上推menu效果。透明背景渐变效果以及背景点击效果。-This example is a copy of Baidu to read the source code into the bubble, the full realization of the effect of Baidu to read the import button, click on the button