.button.is-floating{position:fixed;width:60px;height:60px;bottom:20px;right:20px;border-radius:100px;text-align:center;font-size:1.6rem;box-shadow:0 .0625em .125em rgba(10,10,10,.05);z-index:3}.button.is-floating.is-large{width:90px;height:90px;font-size:2.6rem}.button.is-floating.is-medium{width:75px;height:75px;font-size:2.2rem}.button.is-floating.is-small{width:45px;height:45px;font-size:1.2rem;border-radius:50px}