Element button pseudo-element :before generated with background font-size 16px border 0px rgba(0,0,0,1) solid display block position static opacity 1 transform box-shadow 1px 1px 1px rgba(90,90,90,1) outline none text-shadow 1px 1px 1px rgba(0,0,0,0.2) transition float none margin 0px font-weight normal z-index auto cursor default width 100% box-sizing border-box border-radius height 100% padding 20px overflow hidden line-height normal