sports feature improvements and real time brightness control

templates/index.html

@@ -73,13 +73,13 @@
                 <input
                   type="text"
                   id="inputText"
-                  class="form-control"
+                  class="form-control brightness-text"
                   aria-describedby="TextHelpInline"
                 />
               </div>
 
               <div class="col-auto">
-                <a href="#" class="btn set-btn">Set</a>
+                <a href="#" class="btn set-btn" id="brightness-btn">Set</a>
               </div>
 
             </div>