fix: avoid text selection in mobile device

Author: Murillo

src/library/pages/css/styles.css

@@ -267,6 +267,15 @@ ul li a:hover {
     flex: 1;
 }
 
+#game canvas{
+    -webkit-user-select: none;
+    -ms-user-select: none;
+    user-select: none;
+    -webkit-touch-callout: none;
+    -webkit-tap-highlight-color: transparent;
+    touch-action: none;
+}
+
 #menu .left-menu {
     width: 0;
     height: 0;