increased font size of h2 in article

assets/sass/main.scss

@@ -83,6 +83,10 @@ a, p, span, li, h2, code {
 	font-size: 1.25rem;
 }
 
+main > h2 {
+	font-size: 1.3rem;
+}
+
 p {
 	text-align: justify;
 }