common/static/common/styles/_mixins.sass

@@ -7,7 +7,8 @@
   h4,
   h5,
   h6
-    +margin(4, top)
+    +margin(3, bottom)
+    +padding(3, top)
 
   img
     +border-radius(lg)
@@ -19,9 +20,4 @@
 
   & >
     h1:first-of-type,
-    h2:first-of-type,
-    h3:first-of-type,
-    h4:first-of-type,
-    h5:first-of-type,
-    h6:first-of-type
-      +margin(0, top)
+      +padding(0, top)