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