returns to start when clicked on home symbol

public/static/css/game.css

@@ -201,7 +201,7 @@
         width: 100%;
     }
     #navigation {
-        bottom: 30px;
+        bottom: 25px;
         left: 10px;
         width: 45px;
     }

public/static/js/game.js

@@ -379,6 +379,9 @@
             document.getElementById('currentRound').innerHTML = String(Game.rounds.length) + '/' + String(Game.NUMBER_OF_ROUNDS);
 
             Game.loadPano(Game.panoId, Game.pov);
+
+            // needs to be set visible after the show guess map hid it in mobile view
+            document.getElementById("navigation").style.visibility = 'visible';
         },
 
         handleErrorResponse: function (error) {
@@ -938,4 +941,8 @@
             }
         });
     }
+
+    document.getElementById('returnToStart').onclick = function () {
+        Game.loadPano(Game.panoId, Game.pov);
+    }
 })();