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