minor edits after review from friend

-minor wording changes
-added an autoscroll to help confused users
-added page anchors
-minor css changes for mobile

pages/gallery/cat-tower-defence/cat-tower-defence.html

@@ -18,13 +18,13 @@
 
         <div class = "textBox">
             <h2>What I did</h2>
-            Almost all of the project was a team effort with I and my friend sharing ideas and working on the same code in a pair, swapping and working off each others ideas. I proposed alot of the original logic behind the movement 
+            Almost all of the project was a team effort with I and my friend sharing ideas and working on the same code in a pair programming set-up, swapping and working off each others ideas. I proposed alot of the original logic behind the movement 
             systems, the level select menu and the file structure for custom maps along with alot of the smaller features such as tower placement and selection. These proposals were built off by both myself and my partner as the system 
             evolved in complexity and scale.
         </div>
 
         <div id = "backButtonContainer">
-            <a href = "../../../index.html" class = "backButton"> <-Back to main page</a>
+            <a href = "../../../index.html#galleryHeader" class = "backButton"> <-Back to main page</a>
         </div>
     </body>
 </HTML>