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