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