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