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