diff --git a/src/assets/css/general.css b/src/assets/css/general.css
index 15554725..e63feee6 100644
--- a/src/assets/css/general.css
+++ b/src/assets/css/general.css
@@ -41,6 +41,10 @@ h3:has(+ *[class]:not(.heading-anchor)), .h3:has(+ *[class]) {
     margin-bottom: 0.5em;
 }
 
+h4, .h4 {
+    font-size: var(--sz-h4);
+}
+
 hr {
     border: 0.05rem solid var(--clr-title-border);
 }
diff --git a/src/assets/css/global.css b/src/assets/css/global.css
index 349b5547..5e24b80f 100644
--- a/src/assets/css/global.css
+++ b/src/assets/css/global.css
@@ -40,6 +40,7 @@
     --sz-h1: clamp(2rem, 1rem + 5vw, 3rem);
     --sz-h2: clamp(1.55rem, 1rem + 3vw, 2.15rem);
     --sz-h3: clamp(1.55rem, 1rem + 3vw, 1.8rem);
+    --sz-h4: clamp(1.4rem, 1rem + 3vw, 1.6rem);
     --sz-paragraph-margin: 1.15em;
     --sz-main-padding: clamp(1rem, 5%, 4rem);
 }