Bunch of dark mode fixes from test page

templates/bootstrap.html

@@ -1,4 +1,4 @@
-{% extends 'base.html' %}
+{% extends 'base_rigs.html' %}
 
 {% block content %}
         <section class="mb-5 pt-5" id="typography">
@@ -1222,7 +1222,7 @@ public abstract class L2Char extends L2Object {
 				<div class="container">
 					<div class="d-flex justify-content-between">
 							<h2>
-								<span class="fa fa-square-o mr-1"></span>
+								<span class="fa fas-square-o mr-1"></span>
 								Cards
 							</h2>
 							<h2>