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