Minor misc fixes

assets/styles/layout.css

@@ -249,3 +249,8 @@ nav > header, aside > header { /* prevent global header fixed rules applying to
     position: static;
     width: auto;
 }
+
+p.measure {
+    max-width: 65ch;
+    margin: 1em auto;
+}

templates/static/unfold.html.twig

@@ -28,6 +28,7 @@
             <p class="measure">Whenever you update the events that define your magazine, by adding or removing categories and articles,
                 everything updates automagically.</p>
             <p>No need to redeploy, to refresh, or clear any caches.</p>
+            <p>No downtime, no stress.</p>
         </div>
     </section>