Element block pseudo-element :before generated with float none border 0px rgba(0,0,0,1) solid position static box-sizing content-box text-shadow 1px 1px 1px rgba(0,0,0,0.2) font-size 16px transform overflow hidden cursor default box-shadow 1px 1px 1px rgba(0,0,0,0.3) margin 0px transition line-height 1 border-radius padding 20px display block font-weight normal z-index auto background height auto width 160px