diff --git a/app/static/css/styles.css b/app/static/css/styles.css
new file mode 100644
index 0000000..bdcbf56
--- /dev/null
+++ b/app/static/css/styles.css
@@ -0,0 +1,14 @@
+body {
+  display: block;
+  height: 100vh;
+}
+
+.app {
+  display: flex;
+  flex-direction: column;
+  height: 100%;
+}
+
+.content {
+  flex-grow: 1;
+}
\ No newline at end of file
diff --git a/app/templates/layout/layout.html b/app/templates/layout/layout.html
index 0ff6581..c84d9d5 100644
--- a/app/templates/layout/layout.html
+++ b/app/templates/layout/layout.html
@@ -9,39 +9,42 @@
     <link rel="shortcut icon" href="{{ url_for('static', filename='favicon.ico') }}">
     <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-QWTKZyjpPEjISv5WaRU9OFeRpok6YctnYmDr5pNlyT2bRjXh0JMhjY6hW+ALEwIH" crossorigin="anonymous">
     <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.3.3/dist/js/bootstrap.bundle.min.js" integrity="sha384-YvpcrYf0tY3lHB60NNkmXc5s9fDVZLESaAA55NDzOxhy9GkcIdslK1eN7N6jIeHz" crossorigin="anonymous" defer></script>
+    <link rel="stylesheet" href="{{ url_for('static', filename='css/styles.css') }}">
     {% endblock %}
   </head>
   <body>
-    <header class="container-fluid">
-      <div class="row">
-        <div class="col-9 col-sm-10 col-md-2">
-          <img alt="A dog a pet logo" src="{{url_for('static', filename='img/adogapetlogo.png')}}">
+    <div class="app">
+      <header class="container-fluid">
+        <div class="row">
+          <div class="col-9 col-sm-10 col-md-2">
+            <img alt="A dog a pet logo" src="{{url_for('static', filename='img/adogapetlogo.png')}}">
+          </div>
+          <div class="col-3 col-sm-2 col-md-10 col-lg-8">
+            <nav class="navbar navbar-expand-md h-100 justify-content-center">
+                <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
+                  <span class="navbar-toggler-icon"></span>
+                </button>
+                <div class="collapse navbar-collapse text-center">
+                  {{ menu(ROUTES, "desktop") }}
+                </div>
+            </nav>
+          </div>
+          <div class="col-md-2 d-none d-lg-flex align-items-center justify-content-center">
+            <a type="button" class="btn btn-primary w-75" href="{{ROUTES['users']['login']}}" >Log In</a>
+          </div>
         </div>
-        <div class="col-3 col-sm-2 col-md-10 col-lg-8">
-          <nav class="navbar navbar-expand-md h-100 justify-content-center">
-              <button class="navbar-toggler" type="button" data-bs-toggle="collapse" data-bs-target="#navbarSupportedContent" aria-controls="navbarSupportedContent" aria-expanded="false" aria-label="Toggle navigation">
-                <span class="navbar-toggler-icon"></span>
-              </button>
-              <div class="collapse navbar-collapse text-center">
-                {{ menu(ROUTES, "desktop") }}
-              </div>
-          </nav>
-        </div>
-        <div class="col-md-2 d-none d-lg-flex align-items-center justify-content-center">
-          <a type="button" class="btn btn-primary w-75" href="{{ROUTES['users']['login']}}" >Log In</a>
+        <div>
+          <div class="collapse navbar-collapse text-center d-md-none" id="navbarSupportedContent">
+            {{ menu(ROUTES, "movil") }}
+          </div>
         </div>
+      </header>
+      <div id="content" class="content">{% block content %}{% endblock %}</div>
+      <div id="footer" class="footer">
+        {% block footer %} 
+        &copy; Copyright 2010 by <a href="http://domain.invalid/">you</a>. 
+        {% endblock %}
       </div>
-      <div>
-        <div class="collapse navbar-collapse text-center d-md-none" id="navbarSupportedContent">
-          {{ menu(ROUTES, "movil") }}
-        </div>
-      </div>
-    </header>
-    <div id="content">{% block content %}{% endblock %}</div>
-    <div id="footer">
-      {% block footer %} 
-      &copy; Copyright 2010 by <a href="http://domain.invalid/">you</a>. 
-      {% endblock %}
     </div>
   </body>
 </html>
