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