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