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