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