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