/* Who Wins, Who Loses? (economics/who-wins.php): only what the arcade shell (/css/arcade.css) doesn't cover.
   The pad is two buttons (better off, worse off) or, in Advanced after a right answer, three (the reasons):
   one column each, whichever it is. */
#arcPad{grid-template-columns:none;grid-auto-flow:column;grid-auto-columns:minmax(0,1fr)}