diff --git a/script.js b/script.js
index 78c21ac..abac17f 100644
--- a/script.js
+++ b/script.js
@@ -11,6 +11,6 @@ grid.classList.add("grid");
 grid.style.width = gridWidth + 'px';
 grid.style.height = gridHeight + 'px';
 
-for (let i = 0; i < gridArea-1; i++){
+for (let i = 0; i < gridArea; i++){
     container.appendChild(grid.cloneNode(true));
 }
diff --git a/style.css b/style.css
index 746927d..786b8b7 100644
--- a/style.css
+++ b/style.css
@@ -10,12 +10,13 @@ body{
 }
 .container{
     border: 1px solid #eee;
-    height: 500px;
-    width: 500px;
+    height: 600px;
+    width: 600px;
     display: flex;
     flex-wrap: wrap;
 }
 
 .grid {
     border: 1px solid #eee;
+    box-sizing: border-box;
 }
\ No newline at end of file