Element block pseudo-element :after generated with transform border 12px rgba(0,0,0,1) solid position static display block padding 20px transition margin 0px width 160px box-sizing content-box text-shadow 1px 1px 1px rgba(0,0,0,0.2) float none font-weight normal line-height 1 cursor default z-index auto font-size 16px height auto background border-radius box-shadow 15px 15px 1px rgba(0,0,0,0.3) overflow hidden