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