diff --git a/src/style.scss b/src/style.scss
index b26ab83..68889b5 100644
--- a/src/style.scss
+++ b/src/style.scss
@@ -694,6 +694,7 @@ figni-viewer * {
   h3 {
     color: var(--figni-viewer-primary);
     font-size: 1.25rem;
+    font-weight: 700;
     margin: 0;
     margin-bottom: 1rem;
   }
@@ -787,6 +788,7 @@ figni-viewer * {
   h4 {
     color: var(--figni-viewer-primary);
     font-size: 0.75rem;
+    font-weight: 700;
     margin: 0;
     margin-left: 0.5rem;
   }
@@ -843,6 +845,7 @@ figni-viewer * {
 .figni-viewer-help-page-item-title {
   color: var(--figni-viewer-text);
   font-size: 0.875rem;
+  font-weight: 700;
   margin: 0 0 0.5rem 0;
 }