feat(web): add different string prefix for h2

Author: Manuel Proß

web/src/styles/_text.scss

@@ -1,19 +1,25 @@
 .heading {
 	@apply font-semibold text-primary mb-[32px];
-
-	&::before {
-		content: ">_ ";
-	}
 }
 
 .h1 {
 	@extend .heading;
+
 	@apply text-xl;
+
+	&::before {
+		content: ">_ ";
+	}
 }
 
 .h2 {
 	@extend .heading;
+
 	@apply font-fira text-lg;
+
+	&::before {
+		content: "> ";
+	}
 }
 
 p.paragraph {