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