fixes

docs/content/advanced/backend/migrations.md

@@ -94,4 +94,4 @@ If you check your database now you should see that the change defined by the mig
 
 ## What’s Next 🚀
 
-- Learn more about [setting up your development server](../../tutorial/0-set-up-your-development-environment.md).
+- Learn more about [setting up your development server](/tutorial/set-up-your-development-environment).

docs/content/tutorial/development.module.css

@@ -2,4 +2,9 @@
   background-color: #f4f4f4;
   padding: 10px;
   border-radius: 6.4px;
+  color: #000;
+}
+
+.osTabs li:not([aria-selected=true]) {
+  color: #000;
 }