diff --git a/packages/frontend/core/src/modules/multi-tab-sidebar/view/body.css.ts b/packages/frontend/core/src/modules/multi-tab-sidebar/view/body.css.ts
index 280a9c363c..25a55d7792 100644
--- a/packages/frontend/core/src/modules/multi-tab-sidebar/view/body.css.ts
+++ b/packages/frontend/core/src/modules/multi-tab-sidebar/view/body.css.ts
@@ -6,7 +6,6 @@ export const root = style({
   flex: 1,
   width: '100%',
   height: '100%',
-  minWidth: '320px',
   overflow: 'hidden',
   alignItems: 'center',
   borderTop: `1px solid ${cssVar('borderColor')}`,
diff --git a/packages/frontend/core/src/modules/right-sidebar/view/container.css.ts b/packages/frontend/core/src/modules/right-sidebar/view/container.css.ts
index a7be1f52e2..aa08c5f2d9 100644
--- a/packages/frontend/core/src/modules/right-sidebar/view/container.css.ts
+++ b/packages/frontend/core/src/modules/right-sidebar/view/container.css.ts
@@ -36,14 +36,5 @@ export const sidebarContainer = style({
 export const sidebarBodyTarget = style({
   flex: 1,
   width: '100%',
-  minWidth: '320px',
   overflow: 'hidden',
-  selectors: {
-    [`&[data-client-border=true]`]: {
-      paddingLeft: 9,
-    },
-    [`&[data-client-border=false]`]: {
-      borderLeft: `1px solid ${cssVar('borderColor')}`,
-    },
-  },
 });