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