[Style] Fix scrollbar

@@ -36,7 +36,7 @@
 .Grid {
   display: grid;
   grid-template-columns: 1fr 1fr 1fr 1fr 1fr 1fr 1fr;
-  overflow-y: auto;
+  overflow-y: scroll;
   height: calc(100vh - 115px);
   border: solid thin gray;
 }

@@ -35,7 +35,7 @@
 
 .Row {
   display: flex;
-  overflow-y: auto;
+  overflow-y: scroll;
   height: calc(100vh - 115px);
   border: solid thin gray;
 }