Moved all overrides to common directory

src/overrides/assets/stylesheets/main.scss

@@ -25,6 +25,7 @@
 // ----------------------------------------------------------------------------
 
 @import "material-color";
+@import "material-shadows";
 
 // ----------------------------------------------------------------------------
 // Local imports
@@ -35,8 +36,8 @@
 
 @import "config";
 
-@import "overrides/typeset";
+@import "main/typeset";
 
-@import "overrides/layout/announce";
-@import "overrides/layout/content";
-@import "overrides/layout/hero";
+@import "main/layout/announce";
+@import "main/layout/content";
+@import "main/layout/hero";

src/overrides/main.html

@@ -55,7 +55,7 @@
   <!-- Extra stylesheets -->
   <link
     rel="stylesheet"
-    href="{{ 'assets/stylesheets/overrides.css' | url }}"
+    href="{{ 'overrides/assets/stylesheets/main.css' | url }}"
   />
 {% endblock %}