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