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