diff --git a/css/Duration Mode.css b/css/Duration Mode.css
index 380b1f0..b66cd87 100644
--- a/css/Duration Mode.css	
+++ b/css/Duration Mode.css	
@@ -4,6 +4,7 @@
     }
 
     #myCanvas {
+        object-fit: cover;
         display: none;
     }
 
@@ -97,6 +98,7 @@
     }
 
     #myCanvas {
+        object-fit: cover;
         z-index: -1;
     }
 
diff --git a/css/Infinite Drive.css b/css/Infinite Drive.css
index 264e34e..303fdaf 100644
--- a/css/Infinite Drive.css	
+++ b/css/Infinite Drive.css	
@@ -4,6 +4,7 @@
     }
 
     #myCanvas {
+        object-fit: cover;
         display: none;
     }
 
@@ -96,6 +97,7 @@
     }
 
     #myCanvas {
+        object-fit: cover;
         z-index: -1;
     }
 
diff --git a/css/Racing Mode.css b/css/Racing Mode.css
index e17fa67..a6690f6 100644
--- a/css/Racing Mode.css	
+++ b/css/Racing Mode.css	
@@ -4,6 +4,7 @@
     }
 
     #myCanvas {
+        object-fit: cover;
         display: none;
     }
 
@@ -96,6 +97,7 @@
     }
 
     #myCanvas {
+        object-fit: cover;
         z-index: -1;
     }
 
diff --git a/js/Casual Mode.js b/js/Casual Mode.js
index 62a5790..061992a 100644
--- a/js/Casual Mode.js	
+++ b/js/Casual Mode.js	
@@ -907,6 +907,7 @@ var interval = 0;
 
 addEventListener("keydown", (event) => {
 
+    event.preventDefault();
     if (event.keyCode !== 32) {
         key = event.keyCode;
     }
diff --git a/js/Duration Mode.js b/js/Duration Mode.js
index 05b8b9a..04aca99 100644
--- a/js/Duration Mode.js	
+++ b/js/Duration Mode.js	
@@ -11,10 +11,8 @@ Till Learning Resize orr For Static Purpose Both Are 200
 And Dynamicity Will Be Applied After Learning 
 Event Listner Of Body And Windows        */
 
-
-
-height = canvas.height = innerHeight - 5;
-width = canvas.width = innerWidth - 0;
+height = canvas.height = Math.max(750, innerHeight) * 0.99;
+width = canvas.width = Math.max(1400, innerWidth);
 
 var start, end, dist, track_len, med = [], common;
 
@@ -1083,6 +1081,7 @@ var interval = 0;
 
 addEventListener("keydown", (event) => {
 
+    event.preventDefault();
     if (event.keyCode !== 32) {
         key = event.keyCode;
     }
diff --git a/js/Infinite Drive.js b/js/Infinite Drive.js
index 42b6d68..94e9446 100644
--- a/js/Infinite Drive.js	
+++ b/js/Infinite Drive.js	
@@ -12,10 +12,8 @@ Till Learning Resize orr For Static Purpose Both Are 200
 And Dynamicity Will Be Applied After Learning 
 Event Listner Of Body And Windows        */
 
-
-
-height = canvas.height = innerHeight - 5;
-width = canvas.width = innerWidth - 0;
+height = canvas.height = Math.max(750, innerHeight) * 0.99;
+width = canvas.width = Math.max(1400, innerWidth);
 
 var start, end, dist, track_len, med = [], common;
 
@@ -918,6 +916,7 @@ var interval = 0;
 
 addEventListener("keydown", (event) => {
 
+    event.preventDefault();
     if (event.keyCode !== 32) {
         key = event.keyCode;
     }
diff --git a/js/Racing Mode.js b/js/Racing Mode.js
index 7c534ae..31888e0 100644
--- a/js/Racing Mode.js	
+++ b/js/Racing Mode.js	
@@ -12,10 +12,8 @@ Till Learning Resize orr For Static Purpose Both Are 200
 And Dynamicity Will Be Applied After Learning 
 Event Listner Of Body And Windows        */
 
-
-
-height = canvas.height = innerHeight - 5;
-width = canvas.width = innerWidth - 0;
+height = canvas.height = Math.max(750, innerHeight) * 0.99;
+width = canvas.width = Math.max(1400, innerWidth);
 
 var start, end, dist, track_len, med = [], common;
 
@@ -1178,6 +1176,7 @@ var interval = 0;
 
 addEventListener("keydown", (event) => {
 
+    event.preventDefault();
     if (event.keyCode !== 32) {
         key = event.keyCode;
     }