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