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