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