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