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