.float{position:fixed;width:60px;height:60px;bottom:70px;right:20px;background-color:#25d366;color:#FFF;border-radius:50px;text-align:center;font-size:30px;box-shadow:2px 2px 3px #999;z-index:100}a.float:hover{color:#fff;background-color:#3de97d}.wa-float{margin-top:16px}