Element block pseudo-element :after generated with transform height auto line-height 1 float none display block background padding 20px z-index auto transition width 160px border-radius overflow hidden cursor default text-shadow 1px 1px 1px rgba(0,0,0,0.2) border 3px rgba(0,0,0,1) solid box-shadow 1px 1px 1px rgba(0,0,0,0.3) margin 0px font-weight normal position static box-sizing content-box font-size 16px