remove white box and format issues

Author: kmurphypolygon

docs/_site_essentials/stylesheets/polygon-docs.webflow.css

@@ -46,6 +46,14 @@
 	padding: 0 !important;
 }
 
+.md-nav--lifted>.md-nav__list>.md-nav__item--active>.md-nav__link {
+	box-shadow: none;
+}
+
+.md-nav--secondary .md-nav__title {
+	box-shadow: none;
+}
+
 h1 {
 	margin-top: 0;
 	margin-bottom: 0 !important;

mkdocs.yml

@@ -643,6 +643,12 @@ plugins:
       show_contribution: true
       exclude:
         - index.md
+        - cdk/index.md
+        - zkEVM/index.md
+        - pos/index.md
+        - miden/index.md
+        - tools/index.md
+        - learn/index.md
 
 validation:
   absolute_links: ignore