Update index.html

index.html

@@ -100,7 +100,7 @@
         var winAmount = 0;
 
         // Deduct 25 cents
-        var newBalance = parseFloat(balanceAmount.textContent) - 0.50;
+        var newBalance = parseFloat(balanceAmount.textContent) - 0.25;
         if (newBalance < 0) {
             alert("Insufficient balance.");
             return;