Element block pseudo-element :after generated with border-radius z-index auto line-height 1 box-sizing content-box transition background transform position static float none cursor default padding 20px font-weight normal height auto font-size 16px display block border 0px rgba(0,0,0,1) solid overflow hidden text-shadow 1px 1px 1px rgba(0,0,0,0.2) box-shadow 1px 1px 1px rgba(0,0,0,0.3) margin 0px width 168px