website: M3 home page has one heading, not two

The page header and the hero both carried a title, which read as two headings
stacked. The brief's shape is one: .page-header holds the h1 - and it holds
today's indexed headline, 'Sajat felhod, sajat szabalyaid', unchanged - and the
hero row below is the lede sentence plus the button beside the dashboard window.

website/404.html

@@ -6,7 +6,7 @@
     <title>Az oldal nem található | Felhom.eu</title>
     <meta name="robots" content="noindex, follow">
     <!-- shared assets: bump ?v= together on any site.css/icons.svg change -->
-    <link rel="stylesheet" href="/assets/site.css?v=16">
+    <link rel="stylesheet" href="/assets/site.css?v=17">
     <link rel="icon" type="image/png" href="/assets/logo_favicon_2.svg">
     <script defer src="https://stats.felhom.eu/script.js" data-website-id="d419db57-5e1c-48df-bdb3-c29f25fb1661"></script>
 </head>