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