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