Add bootstrap, change base template

app/templates/index.html

@@ -5,9 +5,19 @@ Welcome
 {% endblock %}
 
 {% block container %}
-<header>
+<!-- <div class="jumbotron">
+  <h1 class="display-3">Hello, world!</h1>
+  <p class="lead">This is a simple hero unit, a simple jumbotron-style component for calling extra attention to featured content or information.</p>
+  <hr class="my-4">
+  <p>It uses utility classes for typography and spacing to space content out within the larger container.</p>
+  <p class="lead">
+    <a class="btn btn-primary btn-lg" href="#" role="button">Learn more</a>
+  </p>
+</div> -->
+
+<header class="jumbotron">
 	<div class="container">
-		<h1>Content DB</h1>
+		<h1 class="display-3">Content DB</h1>
 
 		<p>
 			Minetest's official content repository.
@@ -16,20 +26,20 @@ Welcome
 			and open source license.
 		</p>
 
-		<form method="get" action="/packages/">
+		<!-- <form method="get" action="/packages/">
 			<input type="text" name="q" value="{{ query or ''}}" />
 			<input type="submit" value="Search" />
-		</form>
+		</form> -->
 	</div>
 </header>
 
-<main>
+<main class="container">
 	{% from "macros/packagegridtile.html" import render_pkggrid %}
 
 	<h2>Popular</h2>
 	{{ render_pkggrid(popular) }}
 
-	<a href="{{ url_for('packages_page') }}" class="button">Show More</a>
+	<a href="{{ url_for('packages_page') }}" class="btn">Show More</a>
 
 	<h2 style="margin-top:2em;">Newly Added</h2>
 	{{ render_pkggrid(new) }}