diff --git a/source/_assets/styles/base_style.scss b/source/_assets/styles/base_style.scss
index 322ffd3..804248b 100644
--- a/source/_assets/styles/base_style.scss
+++ b/source/_assets/styles/base_style.scss
@@ -16,3 +16,12 @@ body {
         }
     }
 }
+
+h1,
+h2,
+h3,
+h4,
+h5,
+h6 {
+    font-weight: normal;
+}