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