fix footer and menu

• Fixing the footer removal on the title page slide.
• Moving the menu button to the top-left corner.
• Centering the title of each slide.

Fixes #1 (closed)

runtime/theme/uab-rc.css

@@ -131,20 +131,13 @@ div.reveal div.slides div.quarto-title-authors {
 
 /* headers */
 .reveal h1,
-.reveal h3,
+.reveal h2 .reveal h3,
 .reveal h4,
 .reveal h5,
 .reveal h6 {
   color: var(--uab-dragons-lair-green);
 }
 
-/* headers */
-.reveal h2 {
-  color: var(--uab-dragons-lair-green);
-  text-align: center;
-}
-
-
 /* return to index */
 .top-left-link {
   position: fixed;