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