diff --git a/css/common.css b/css/common.css
index d270237..1546453 100644
--- a/css/common.css
+++ b/css/common.css
@@ -1,5 +1,5 @@
 :root {
-    --cell-side: 20px;
+    --cell-side: 24px;
 }
 
 body {
@@ -26,7 +26,7 @@ body {
 }
 
 #matrixTable {
-    margin-top: calc(-1 * var(--buffer-zoneed-rows) * var(--cell-side));
+    margin-top: calc(-1 * var(--buffer-zone-rows) * var(--cell-side));
 }
 
 @keyframes hard-dropped-table-animation {
@@ -47,18 +47,16 @@ body {
 
 tr.buffer-zone td:not(.mino) {
     border-width: 0;
-    padding: 4px;
 }
 
 tr.matrix td:not(.mino) {
     border: 1px solid #333;
-    padding: 3px;
 }
 
 td {
     overflow: hidden;
-    width: calc(var(--cell-side) + 4px);
-    height: calc(var(--cell-side) + 4px);
+    width: var(--cell-side);
+    height: var(--cell-side);
 }
 
 @keyframes hard-drop-animation {
diff --git a/index.html b/index.html
index c1b7e2f..2fe62de 100644
--- a/index.html
+++ b/index.html
@@ -136,7 +136,7 @@
         </div>
         <div class="col">
           <div class="card">
-            <table id="matrixTable" class="minoes-table" style="--buffer-zoneed-rows: 6">
+            <table id="matrixTable" class="minoes-table" style="--buffer-zone-rows: 5">
               <tr class="buffer-zone"><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr>
               <tr class="buffer-zone"><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr>
               <tr class="buffer-zone"><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td><td></td></tr>