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