diff --git a/js/index.js b/js/index.js
index b110549..0a6288f 100644
--- a/js/index.js
+++ b/js/index.js
@@ -1,6 +1,6 @@
 var square =
     {
-      props:["active","cellNum"],
+     props:["active","cellNum"],
      template:"<div class='cell' :class='{red:active}' @click='clicked'></div>",
       methods:{
         clicked(){
@@ -9,7 +9,7 @@ var square =
               },
     };
 
-var app = new Vue({
+let app = new Vue({
   el:"#app",
   data:{numCells:9,active:false,chosen:null,scores:0,speed:1000,speedTimeHandler:null,gameTimeHandler:null,clickFlag:true,screen:0},
   components:{Square:square},
@@ -65,4 +65,4 @@ var app = new Vue({
               },
    },
 
-});
\ No newline at end of file
+});