fixing layout

tools.html

@@ -3,8 +3,8 @@
 title: Tools
 ---
 
-<h2 class="section-heading">Tools</h2>
-NaoMod develops several model engineering tools.</h3>
+<h2 class="section-heading">Tools</h2> <hr>
+<p>NaoMod develops several model engineering tools.</p>
 
 <h4 class="service-heading">View</h4>
 <p class="text-muted"> <a href="https://www.atlanmod.org/emfviews/">EMFViews</a> is an Eclipse plugin that brings the
@@ -28,8 +28,8 @@ <h4 class="service-heading">Reverse</h4>
 <p class="text-muted">The <a href="https://www.eclipse.org/MoDisco/">MoDisco</a> tool provides an extensible framework
     to develop model-driven tools for existing software modernization.</p>
 
-<h2 class="section-heading">Co-maintained tools</h2>
-We take part in the development and maintenance of these external tools.
+<h2 class="section-heading">Co-maintained tools</h2> <hr>
+<p>We take part in the development and maintenance of these external tools.</p>
 
 <h4 class="service-heading">Transform</h4>
 <p class="text-muted"> The <a href="http://www.eclipse.org/atl/">ATL</a> model transformation language provides ways to