diff --git a/default_environment/stylesheet/main.css b/default_environment/stylesheet/main.css
index 7d4124c..263a200 100644
--- a/default_environment/stylesheet/main.css
+++ b/default_environment/stylesheet/main.css
@@ -62,6 +62,7 @@ body {
         border: 1px solid var(--src-block-border-color);
         font-size: 1rem;
         font-family: ui-monospace, 'Cascadia Code', 'Source Code Pro', Menlo, Consolas, 'DejaVu Sans Mono', monospace;
+        margin: 1rem 0;
 
         .src_language {
             display: inline-block;
@@ -80,20 +81,23 @@ body {
 
     .quote_block {
         border-left: 1px solid var(--quote-block-border-color);
-        padding-left: 1rem;
-        margin-left: 2rem;
+        padding: 0 0 0 1rem;
+        margin: 1rem 0 1rem 2rem;
+    }
+
+    h2, h3 {
+        margin: 1rem 0;
+        padding-bottom: 0.5rem;
     }
 
     h2 {
         font-size: 1.8rem;
         font-weight: 600;
-        padding-bottom: 1rem;
     }
 
     h3 {
         font-size: 1.5rem;
         font-weight: 500;
-        padding-bottom: 1rem;
     }
 }