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