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