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