Minor style fixes

src/Packagist/WebBundle/Resources/public/css/main.css

@@ -106,7 +106,7 @@ a:hover {
   min-height: 400px;
 }
 
-.container div.user, .container div.box, .container header {
+.container div.user, .container div.box, .container header, .container div.flash-message {
   width: 900px;
   margin: auto;
 }

src/Packagist/WebBundle/Resources/views/Web/list.html.twig

@@ -6,7 +6,7 @@
     <div class="box clearfix">
         {% block content_title %}<h1>Packages</h1>{% endblock %}
         {% if packages|length %}
-            {{ macros.listPackages(packages, paginate) }}
+            {{ macros.listPackages(packages, paginate is defined and paginate) }}
         {% else %}
             <p>No packages found.</p>
         {% endif %}