diff --git a/static/style.css b/static/style.css
index fd40267..a9323c5 100644
--- a/static/style.css
+++ b/static/style.css
@@ -40,7 +40,8 @@ footer{
   text-decoration: none;
 }
 
-#main-content{
+.main-content{
+  border-style: solid;
   border-width: 2px;
   border-color: #cc0000;
 }
diff --git a/templates/base.html b/templates/base.html
index 81dad58..e41aed1 100644
--- a/templates/base.html
+++ b/templates/base.html
@@ -15,7 +15,7 @@
       <li class="nav-element"><a class="nav-link" href="{{ get_url(path='@/cv/CV.md')}}">CV</a></li>
     </ul>
   </nav>
-  <section id="main-content">
+  <section>
     {% block content %} {% endblock content %}
   <section>
 </body>
diff --git a/templates/index.html b/templates/index.html
index 3dbf1e2..2d4d657 100644
--- a/templates/index.html
+++ b/templates/index.html
@@ -1,7 +1,7 @@
 {% extends "base.html" %}
 
 {% block content %}
-  <div>
+  <div class="main-content">
     {{ section.content | safe }}
   </div>
 {% endblock content %}