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