SimpleChat:HTML:Group user input+btn together; Note about multichat

examples/server/public_simplechat/readme.md

@@ -49,3 +49,8 @@ may not be visible. Also remember that just refreshing/reloading page in browser
 matter clearing site data, dont directly override site caching in all cases. Worst case you may
 have to change port.
 
+Concept of multiple chat sessions with same or different system prompts, as well as saving and
+restoring of those across browser usage sessions, can be woven around the SimpleChat class and
+its instances relatively easily, however given the current goal of keeping this simple, it has
+not been added, for now.
+

examples/server/public_simplechat/simplechat.html

@@ -33,7 +33,9 @@
         </div>
 
         <hr>
-        <input type="text" id="user" class="wideinput" />
-        <button id="submit">submit</button>
+        <div>
+            <input type="text" id="user" class="wideinput" />
+            <button id="submit">submit</button>
+        </div>
     </body>
 </html>