Change the banner and link colours

Author: alina-derkach-oaza

_resourcepdf/overrides/partials/banner.html

@@ -4,6 +4,6 @@
 
     <div class="actions">
 
-    <a href="https://docs.percona.com/percona-server/8.0/get-help.html" style="color: var(--md-typeset-a-color);">Get help from Percona</a>
+    <a href="https://docs.percona.com/percona-server/8.0/get-help.html" style="color: var(--md-typeset-a-color)">Get help from Percona</a>
     </div>
     </div>

docs/css/extra.css

@@ -28,4 +28,3 @@
   fill: currentColor;
   vertical-align: middle;
 }
-