diff --git a/assets/css/style.css b/assets/css/style.css
index f08e00e..a3abf24 100644
--- a/assets/css/style.css
+++ b/assets/css/style.css
@@ -20,7 +20,7 @@ body{
 .map{
     width: 1170px;
     height: 460px;
-    border: solid 3px red;
+    border: solid 3px #000;
     background: url(../img/bg_sand.png) repeat;
     position: absolute;
     left: 0; 
@@ -45,6 +45,7 @@ body{
     position: absolute;
     left: 50px;
     top: 100px;
+    display: none;
 }
 
 .bullet{
diff --git a/assets/js/script.js b/assets/js/script.js
index 32457c6..8e9d4c0 100644
--- a/assets/js/script.js
+++ b/assets/js/script.js
@@ -23,6 +23,7 @@ function checkKey(){
     if(keyPressed == tank1_key_up || keyPressed == tank1_key_down || keyPressed == tank1_key_left || keyPressed == tank1_key_right){
         tank1_checkDirection();
         tank1_changeDirection();
+        tank1_changePosition();
     }
     
     function tank1_checkDirection(){