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