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