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