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