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