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