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