Reduce the number size (#2398)

because of, when the numbers increases 1000+, the page needs to be extend to right side.

scorer.html

@@ -31,7 +31,7 @@
             }
             .numero {
                 font-family: "Finger Paint";
-                font-size: 22em;
+                font-size: 15em;
                 text-align: center;
                 color: #f00;
                 margin-top: -0.2em;