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