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