Fix: mygray

tools/style/code.sty

@@ -35,7 +35,7 @@
     morekeywords={*,...},            % if you want to add more keywords to the set
     numbers=left,                    % where to put the line-numbers; possible values are (none, left, right)
     % numbersep=5pt,                   % how far the line-numbers are from the code
-    numberstyle=\tiny\color{mygray}, % the style that is used for the line-numbers
+    numberstyle=\tiny\color{gray}, % the style that is used for the line-numbers
     rulecolor=\color{black},         % if not set, the frame-color may be changed on line-breaks within not-black text (e.g. comments (green here))
     showspaces=false,                % show spaces everywhere adding particular underscores; it overrides 'showstringspaces'
     showstringspaces=false,          % underline spaces within strings only