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