diff --git a/frontend/app_flowy/lib/plugins/board/presentation/board_page.dart b/frontend/app_flowy/lib/plugins/board/presentation/board_page.dart
index 608d4582be..e850186f89 100644
--- a/frontend/app_flowy/lib/plugins/board/presentation/board_page.dart
+++ b/frontend/app_flowy/lib/plugins/board/presentation/board_page.dart
@@ -112,7 +112,7 @@ class _BoardContentState extends State<BoardContent> {
                   column,
                   columnItem,
                 ),
-                columnConstraints: const BoxConstraints.tightFor(width: 240),
+                columnConstraints: const BoxConstraints.tightFor(width: 300),
                 config: AFBoardConfig(
                   columnBackgroundColor: HexColor.fromHex('#F7F8FC'),
                 ),
diff --git a/frontend/app_flowy/lib/plugins/board/presentation/card/card_container.dart b/frontend/app_flowy/lib/plugins/board/presentation/card/card_container.dart
index 0e0a7287ae..3ca934e508 100644
--- a/frontend/app_flowy/lib/plugins/board/presentation/card/card_container.dart
+++ b/frontend/app_flowy/lib/plugins/board/presentation/card/card_container.dart
@@ -93,14 +93,15 @@ BoxDecoration _makeBoxDecoration(BuildContext context) {
   final theme = context.read<AppTheme>();
   final borderSide = BorderSide(color: theme.shader6, width: 1.0);
   return BoxDecoration(
-    color: theme.surface,
+    color: Colors.transparent,
     border: Border.fromBorderSide(borderSide),
-    boxShadow: [
+    boxShadow: const [
       BoxShadow(
-          color: theme.shader6,
-          spreadRadius: 0,
-          blurRadius: 2,
-          offset: Offset.zero)
+        color: Colors.transparent,
+        spreadRadius: 0,
+        blurRadius: 2,
+        offset: Offset.zero,
+      )
     ],
     borderRadius: const BorderRadius.all(Radius.circular(6)),
   );
@@ -120,8 +121,9 @@ class _CardEnterRegion extends StatelessWidget {
       builder: (context, onEnter, _) {
         List<Widget> children = [child];
         if (onEnter) {
-          children.add(CardAccessoryContainer(accessories: accessories)
-              .positioned(right: 0));
+          children.add(CardAccessoryContainer(
+            accessories: accessories,
+          ).positioned(right: 0));
         }
 
         return MouseRegion(
diff --git a/frontend/rust-lib/flowy-grid/src/services/grid_view_manager.rs b/frontend/rust-lib/flowy-grid/src/services/grid_view_manager.rs
index 8c9893e4ef..70e4cc29b1 100644
--- a/frontend/rust-lib/flowy-grid/src/services/grid_view_manager.rs
+++ b/frontend/rust-lib/flowy-grid/src/services/grid_view_manager.rs
@@ -142,7 +142,7 @@ impl GridViewManager {
             .move_group_row(&row_rev, &mut row_changeset, &to_group_id, to_row_id.clone())
             .await;
 
-        if row_changeset.is_empty() == false {
+        if !row_changeset.is_empty() {
             with_row_changeset(row_changeset).await;
         }
 
diff --git a/frontend/rust-lib/flowy-grid/src/services/group/configuration.rs b/frontend/rust-lib/flowy-grid/src/services/group/configuration.rs
index 29f8678729..fea71ebbbc 100644
--- a/frontend/rust-lib/flowy-grid/src/services/group/configuration.rs
+++ b/frontend/rust-lib/flowy-grid/src/services/group/configuration.rs
@@ -285,7 +285,7 @@ fn merge_groups(old_groups: &[GroupRevision], groups: Vec<Group>) -> MergeGroupR
     }
 
     // Find out the new groups
-    let new_groups = group_map.into_values().collect::<Vec<Group>>();
+    let new_groups = group_map.into_values();
     for (index, group) in new_groups.into_iter().enumerate() {
         merge_result.add_insert_group(index, group);
     }
@@ -313,7 +313,7 @@ impl MergeGroupResult {
     }
 
     fn add_group(&mut self, group: Group) {
-        self.groups.push(group.clone());
+        self.groups.push(group);
     }
 
     fn add_insert_group(&mut self, index: usize, group: Group) {
@@ -331,11 +331,10 @@ fn make_group_view_changeset(
     inserted_groups: Vec<InsertedGroupPB>,
     updated_group: Vec<Group>,
 ) -> GroupViewChangesetPB {
-    let changeset = GroupViewChangesetPB {
+    GroupViewChangesetPB {
         view_id,
         inserted_groups,
         deleted_groups: vec![],
         update_groups: updated_group.into_iter().map(GroupPB::from).collect(),
-    };
-    changeset
+    }
 }
diff --git a/frontend/rust-lib/flowy-grid/src/services/group/controller.rs b/frontend/rust-lib/flowy-grid/src/services/group/controller.rs
index fc45a6fc12..562f21eb17 100644
--- a/frontend/rust-lib/flowy-grid/src/services/group/controller.rs
+++ b/frontend/rust-lib/flowy-grid/src/services/group/controller.rs
@@ -98,10 +98,12 @@ where
         })
     }
 
+    // https://stackoverflow.com/questions/69413164/how-to-fix-this-clippy-warning-needless-collect
+    #[allow(clippy::needless_collect)]
     fn update_default_group(
         &mut self,
         row_rev: &RowRevision,
-        other_group_changesets: &Vec<GroupChangesetPB>,
+        other_group_changesets: &[GroupChangesetPB],
     ) -> GroupChangesetPB {
         let default_group = self.configuration.get_mut_default_group();
 
@@ -119,15 +121,14 @@ where
             .filter(|row_id| {
                 // if the [other_group_inserted_row] contains the row_id of the row
                 // which means the row should not move to the default group.
-                other_group_inserted_row
+                !other_group_inserted_row
                     .iter()
-                    .find(|inserted_row| &inserted_row.row.id == row_id)
-                    .is_none()
+                    .any(|inserted_row| &inserted_row.row.id == row_id)
             })
             .collect::<Vec<String>>();
 
         let mut changeset = GroupChangesetPB::new(default_group.id.clone());
-        if default_group_inserted_row.is_empty() == false {
+        if !default_group_inserted_row.is_empty() {
             changeset.inserted_rows.push(InsertedRowPB::new(row_rev.into()));
             default_group.add_row(row_rev.into());
         }
@@ -146,10 +147,7 @@ where
                 // if the [other_group_delete_rows] contain the inserted_row, which means this row should move
                 // out from the default_group.
                 let inserted_row_id = &inserted_row.row.id;
-                other_group_delete_rows
-                    .iter()
-                    .find(|row_id| inserted_row_id == row_id.clone())
-                    .is_none()
+                !other_group_delete_rows.iter().any(|row_id| inserted_row_id == row_id)
             })
             .collect::<Vec<&InsertedRowPB>>();
 
@@ -157,8 +155,7 @@ where
         for row in &default_group.rows {
             if default_group_deleted_rows
                 .iter()
-                .find(|deleted_row| deleted_row.row.id == row.id)
-                .is_some()
+                .any(|deleted_row| deleted_row.row.id == row.id)
             {
                 deleted_row_ids.push(row.id.clone());
             }