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