Re-formats login and register pages

bookwyrm/templates/layout.html

@@ -46,12 +46,14 @@
     <input class="toggle-control" type="checkbox" id="main-nav">
     <div id="mainNav" class="navbar-menu toggle-content">
         <div class="navbar-start">
+            {% if request.user.is_authenticated %}
             <a href="/#feed" class="navbar-item">
                 Feed
             </a>
             <a href="/user/{{request.user.localname}}/shelves" class="navbar-item">
                 Your Books
             </a>
+            {% endif %}
         </div>
 
         <div class="navbar-end">
@@ -101,7 +103,7 @@
 </nav>
 
 
-<div>
+<div class="section">
     {% block content %}
     {% endblock %}
 </div>