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