Refactor HTML structure in ideas.html

Removed unnecessary closing div tags and comments for better HTML structure.

Author: warthog9

ideas.html

@@ -50,9 +50,8 @@
                             <a href="index.html#contact" class="pure-menu-link">Contact</a>
                         </li>
                     </ul>
-                </div>
-            </div>
-            <!-- menu -->
+                </div><!-- !pure-menu -->
+            </div><!-- !menu -->
 
             <!-- How to apply -->
             <a id="ideas"></a>
@@ -68,7 +67,7 @@ <h2>Mentoring orgs for GSoC 2026 have not been announced!</h2>
                                 <p>Mentors: If you're a sub-org who wants to join, please
                                 <a href="https://python-gsoc.org/mentors.html#sub-orgs">read the information for sub-orgs</a>.
                             </p>
-                        </div>
+                        </div><!-- !pure-u-1 -->
                     </div><!-- !warning -->
                     <br />
                 </div><!-- !Ideas -->
@@ -81,13 +80,13 @@ <h2>Mentoring orgs for GSoC 2026 have not been announced!</h2>
                         <div class="pure-g">
                             <div class="pure-u-1 pure-u-md-1-2 logo">
                                 <img src="/logos/borg_256.png" />
-                            </div>
+                            </div><!-- !pure-u-1 -->
                             <div class="pure-u-1 pure-u-md-1-2">
                                 <h2>
                                     Borg Collective
                                 </h2>
-                            </div>
-                        </div>
+                            </div><!-- !pure-u-1 -->
+                        </div><!-- !pure-g -->
                         <br />
                         We are the Borg Collective and maintain multiple Python-based backup tools that are often used in combination: Borg, Borgmatic and Vorta. The core Borg tool is a deduplicating archiver with compression and deduplication. Vorta is a desktop backp client that integrtes with Linux and macOS desktops. Borgmatic is a wrapper for server systems that also takes care of database backups and pre-backup commands.
                         <div class="pure-g">
@@ -109,10 +108,10 @@ <h2>
                             <div class="pure-u-1 pure-u-md-1" style="text-align: center;">
                                 <p><a href="https://github.com/borgbase/vorta/" alt="Borg Collective">Source Code</a></p>
                             </div>
-                        </div>
+                        </div><!-- !pure-g -->
                         <hr>
-                    </div>
-                                        <!--- break --->
+                    </div><!-- !pure-u-1 -->
+                    <!--- break --->
                     <div class="pure-u-1 pure-u-md-1-1 pure-u-lg-1-1 shuffleMe">
                         <div class="pure-g">
                             <div class="pure-u-1 pure-u-md-1-2 logo">
@@ -152,7 +151,12 @@ <h2>
                         <hr>
                     </div>
                     <!--- break --->
-                </div>
+                </div><!-- !container -->
+
+                <!-- Past here finishes out the list -->
+
+                <div id="container">
+                    <!--- break --->
                     <div class="content">
                         <div class="pure-u-1 pure-u-md-1-1 pure-u-lg-1-1">
                             <h2 class="content-head content-head">Not participating in GSoC2026</h2>