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