$background:    #fff;
$foreground:    #333;
$string:        #d14;
$keyword:       $foreground;
$comment:       #998;
$type:          #458;
$literal:       #458;
$punctuation:   $foreground;
$open_bracket:  $foreground;
$close_bracket: $foreground;
$markup_tag:    #000080;
$markup_attr_n: #008080;
$markup_attr_v: #d14;
$declaration:   $foreground;
$variable:      #008080;
$function:      #900;
$linenums:      lighten($foreground, 60%);