cinera.css: Fix menu bar padding

Workaround qutebrowser's (QtWebEngine) inability to handle a list of
selectors in the :not() selector

cinera/cinera.css

@@ -455,7 +455,7 @@ ul.cineraNavPlain li.current > a {
     text-decoration: none;
 }
 
-.cineraMenus > *:not(.views, .cineraHelp),
+.cineraMenus > *:not(.views),
 .cineraMenus > .menu > .refs .ref,
 .cineraMenus > .menu > .view,
 .cineraMenus > .menu > .views_container .view,
@@ -489,6 +489,7 @@ ul.cineraNavPlain li.current > a {
     animation-iteration-count: 1;
 }
 
+.cineraMenus > .cineraHelp,
 .cineraHelp {
     cursor: pointer;
     border: 1px solid;