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