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