diff --git a/templates/base.html b/templates/base.html
index 81ebed37..80f9df9a 100644
--- a/templates/base.html
+++ b/templates/base.html
@@ -6,8 +6,7 @@ SPDX-License-Identifier: GPL-3.0-or-later
 <html lang="en" class="position-relative h-100">
 <head>
     <meta charset="utf-8">
-    <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
-    <meta name="viewport" content="width=device-width,minimum-scale=1,initial-scale=1">
+    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
     <title>
         {% block title %}{{ title }}{% endblock title %} - {{ request.site.name }}
     </title>
@@ -26,8 +25,8 @@ SPDX-License-Identifier: GPL-3.0-or-later
 
     {# Bootstrap CSS #}
     <link rel="stylesheet"
-          href="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/css/bootstrap.min.css"
-          integrity="sha384-MCw98/SFnGE8fJT3GXwEOngsV7Zt27NXFoaoApmYm81iuXoPkFOJwJ8ERdknLPMO"
+          href="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/css/bootstrap.min.css"
+          integrity="sha384-Vkoo8x4CGsO3+Hhxv8T/Q5PaXtkKtu6ug5TOeNV6gBiFeWPGFN9MuhOf23Q9Ifjh"
           crossorigin="anonymous">
     <link rel="stylesheet"
           href="https://maxcdn.bootstrapcdn.com/font-awesome/4.5.0/css/font-awesome.min.css">
@@ -39,8 +38,8 @@ SPDX-License-Identifier: GPL-3.0-or-later
 
     {% block extracss %}{% endblock %}
 </head>
-<body>
-<main>
+<body class="d-flex w-100 h-100 flex-column">
+<main class="mb-auto">
     <nav class="navbar navbar-expand-md navbar-light bg-light fixed-navbar">
         <a class="navbar-brand" href="/">{{ request.site.name }}</a>
         <button class="navbar-toggler" type="button" data-toggle="collapse"
@@ -110,7 +109,7 @@ SPDX-License-Identifier: GPL-3.0-or-later
         </div>
     </div>
 </main>
-<footer class="bg-light fixed-bottom  py-2">
+<footer class="bg-light mt-auto py-2">
     <div class="container-fluid">
         <div class="row">
             <div class="col-sm">
@@ -149,14 +148,14 @@ SPDX-License-Identifier: GPL-3.0-or-later
 </footer>
 
 {# Bootstrap JavaScript #}
-<script src="https://code.jquery.com/jquery-3.3.1.slim.min.js"
-        integrity="sha384-q8i/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo"
+<script src="https://code.jquery.com/jquery-3.4.1.slim.min.js"
+        integrity="sha384-J6qa4849blE2+poT4WnyKhv5vZF5SrPo0iEjwBvKU7imGFAV0wwj1yYfoRSJoZ+n"
         crossorigin="anonymous"></script>
-<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.3/umd/popper.min.js"
-        integrity="sha384-ZMP7rVo3mIykV+2+9J3UJ46jBk0WLaUAdn689aCwoqbBJiSnjAK/l8WvCWPIPm49"
+<script src="https://cdn.jsdelivr.net/npm/popper.js@1.16.0/dist/umd/popper.min.js"
+        integrity="sha384-Q6E9RHvbIyZFJoft+2mJbHaEWldlvI9IOYy5n3zV9zzTtmI3UksdQRVvoxMfooAo"
         crossorigin="anonymous"></script>
-<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.1.3/js/bootstrap.min.js"
-        integrity="sha384-ChfqqxuZUCnJSK3+MXmPNIyE6ZbWh2IMqE241rYiqJxyMiZ6OW/JmZQ5stwEULTy"
+<script src="https://stackpath.bootstrapcdn.com/bootstrap/4.4.1/js/bootstrap.min.js"
+        integrity="sha384-wfSDF2E50Y2D1uUdj0O3uMBJnjuUD4Ih7YwaYd1iqfktj0Uod8GCExl3Og8ifwB6"
         crossorigin="anonymous"></script>
 {% block extrajavascript %}
 {% endblock extrajavascript %}
