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