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