[Accessibility] Fixed the color contrast issue in the documentation (#536)

* fixed the color contrast issue in the documentation * use pxt for the message in theme.config
2017-09-12 15:39:52 -07:00 · 2017-09-12 15:39:52 -07:00 · a7d85fd86c
--- a/theme/theme.config
+++ b/theme/theme.config
@ -43,7 +43,7 @@
@form       : 'default';
@grid       : 'pxt';
@menu       : 'pxt';
-@message    : 'default';
+@message    : 'pxt';
@table      : 'default';

 /* Modules */