[ci skip] Some more generic user guide cleanup
diff --git a/user_guide_src/source/libraries/zip.rst b/user_guide_src/source/libraries/zip.rst
index e0955e3..ea5b46b 100644
--- a/user_guide_src/source/libraries/zip.rst
+++ b/user_guide_src/source/libraries/zip.rst
@@ -7,11 +7,11 @@
 directory.
 
 .. contents::
-	:local:
+  :local:
 
 .. raw:: html
 
-	 <div class="custom-index container"></div>
+  <div class="custom-index container"></div>
 
 ****************************
 Using the Zip Encoding Class