diff --git a/solr/solr-ref-guide/src/pdf/SolrRefGuide-all.adoc b/solr/solr-ref-guide/src/pdf/SolrRefGuide-all.adoc
index 4ac125e177c..214bf0770d2 100644
--- a/solr/solr-ref-guide/src/pdf/SolrRefGuide-all.adoc
+++ b/solr/solr-ref-guide/src/pdf/SolrRefGuide-all.adoc
@@ -1,7 +1,7 @@
 = Apache Solr Reference Guide: For Solr {solr-guide-version}
 :toc:
 :toc-title: Table of Contents
-:toclevels: 2
+:toclevels: 1
 :author: Written by the Apache Lucene/Solr Project
 :email: https://lucene.apache.org/solr
 :revdate: Published {build-date}
diff --git a/solr/solr-ref-guide/src/pdf/themes/refguide-theme.yml b/solr/solr-ref-guide/src/pdf/themes/refguide-theme.yml
index 0c10425caa2..ef3244a932c 100644
--- a/solr/solr-ref-guide/src/pdf/themes/refguide-theme.yml
+++ b/solr/solr-ref-guide/src/pdf/themes/refguide-theme.yml
@@ -45,7 +45,7 @@ base:
   border_color: '#eeeeee'
   border_radius: 4
   border_width: 0.5
-vertical_rhythm: $base_line_height_length
+vertical_rhythm: 10
 horizontal_rhythm: $base_line_height_length
 vertical_spacing: $vertical_rhythm
 link:
@@ -54,6 +54,7 @@ link:
 literal:
   font_color: '#333333'
   font_family: Inconsolata
+  font_size: 11
   background_color: '#f5f5f5'
 # code is used for source code blocks
 code: