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