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