diff --git a/apps/web/src/components/pure/workspace-slider-bar/style.ts b/apps/web/src/components/pure/workspace-slider-bar/style.ts
index a5aa472162..ed11c1c5f0 100644
--- a/apps/web/src/components/pure/workspace-slider-bar/style.ts
+++ b/apps/web/src/components/pure/workspace-slider-bar/style.ts
@@ -112,6 +112,7 @@ export const StyledScrollWrapper = styled('div')<{
   showTopBorder: boolean;
 }>(({ showTopBorder, theme }) => {
   return {
+    maxHeight: '50%',
     overflowY: 'auto',
     borderTop: '1px solid',
     borderColor: showTopBorder ? theme.colors.borderColor : 'transparent',
diff --git a/packages/component/src/theme/global.css b/packages/component/src/theme/global.css
index d6e5984dba..8de1e0dbdd 100644
--- a/packages/component/src/theme/global.css
+++ b/packages/component/src/theme/global.css
@@ -195,7 +195,7 @@ input[type='number']::-webkit-outer-spin-button {
 }
 
 .affine-default-page-block-title-container {
-  margin-top: 78px;
+  margin-top: 40px;
   margin-bottom: 40px;
   transition: margin-top 0.2s;
 }