diff --git a/packages/compass-assistant/src/assistant-chat.tsx b/packages/compass-assistant/src/assistant-chat.tsx
index 3f41eb287b0..55d964f29ed 100644
--- a/packages/compass-assistant/src/assistant-chat.tsx
+++ b/packages/compass-assistant/src/assistant-chat.tsx
@@ -71,29 +71,36 @@ const assistantChatFixesStyles = css({
   },
   /** TODO(COMPASS-9751): We're adjusting styling of all the headers to a lower level than the default for chat, this should be updated in Leafygreen as well and removed from our end. */
   'h1, h2, h3, h4, h5, h6': {
-    margin: 'unset',
     fontFamily: fontFamilies.default,
+    margin: 'unset',
   },
   /** h4, h5, h6 -> body 1 styling */
   'h4, h5, h6': {
     fontSize: '13px',
+    lineHeight: '15px',
+    marginTop: '4px',
   },
   /** h1 -> h3 styling */
   h1: {
-    fontSize: '24px',
-    lineHeight: '32px',
+    fontSize: '20px',
+    marginTop: '8px',
     fontWeight: 'medium',
+    lineHeight: '22px',
   },
   /** h2 -> subtitle styling */
   h2: {
     color: '#001E2B',
     fontWeight: 'semibold',
     fontSize: '18px',
+    lineHeight: '20px',
+    marginTop: '8px',
   },
   /** h3 -> body 2 styling */
   h3: {
     fontSize: '16px',
     fontWeight: 'semibold',
+    lineHeight: '18px',
+    marginTop: '4px',
   },
 });
 const messageFeedFixesStyles = css({
@@ -102,6 +109,12 @@ const messageFeedFixesStyles = css({
   overflowY: 'auto',
   flex: 1,
   padding: spacing[400],
+  gap: spacing[400],
+
+  // TODO(COMPASS-9751): We're setting the font weight to 600 here as the LG styling for the Assistant header isn't set
+  '& > div > div:has(svg[aria-label="Sparkle Icon"]) p': {
+    fontWeight: 600,
+  },
 });
 const chatWindowFixesStyles = css({
   height: '100%',
diff --git a/packages/compass-components/src/components/drawer/drawer/drawer.styles.ts b/packages/compass-components/src/components/drawer/drawer/drawer.styles.ts
index 81bfba2bbbe..471bd2b1304 100644
--- a/packages/compass-components/src/components/drawer/drawer/drawer.styles.ts
+++ b/packages/compass-components/src/components/drawer/drawer/drawer.styles.ts
@@ -54,7 +54,6 @@ const getBaseStyles = ({ theme }: { theme: Theme }) => css`
   all: unset;
   background-color: ${color[theme].background.primary.default};
   border: 1px solid ${color[theme].border.secondary.default};
-  width: 100%;
   max-width: ${PANEL_WIDTH}px;
   height: 100%;
   overflow: hidden;
@@ -207,6 +206,7 @@ const getInnerOpenContainerStyles = css`
   transition-duration: ${transitionDuration.slowest}ms;
   transition-timing-function: linear;
   opacity: 1;
+  width: ${PANEL_WIDTH}px;
 `;
 
 export const getInnerContainerStyles = ({
diff --git a/packages/compass-workspaces/src/components/workspaces.tsx b/packages/compass-workspaces/src/components/workspaces.tsx
index 3ec7dcc56b7..0dcdd35b9cc 100644
--- a/packages/compass-workspaces/src/components/workspaces.tsx
+++ b/packages/compass-workspaces/src/components/workspaces.tsx
@@ -65,6 +65,12 @@ const workspacesContentStyles = css({
   minHeight: 0,
 });
 
+const workspacesSectionStyles = css({
+  display: 'flex',
+  minWidth: '600px',
+  width: '100%',
+});
+
 type CompassWorkspacesProps = {
   tabs: WorkspaceTab[];
   activeTab?: WorkspaceTab | null;
@@ -217,11 +223,13 @@ const CompassWorkspaces: React.FunctionComponent<CompassWorkspacesProps> = ({
 
       <div className={workspacesContentStyles}>
         <DrawerAnchor>
-          {activeTab && workspaceTabContent ? (
-            workspaceTabContent
-          ) : (
-            <EmptyWorkspaceContent></EmptyWorkspaceContent>
-          )}
+          <div className={workspacesSectionStyles}>
+            {activeTab && workspaceTabContent ? (
+              workspaceTabContent
+            ) : (
+              <EmptyWorkspaceContent></EmptyWorkspaceContent>
+            )}
+          </div>
         </DrawerAnchor>
       </div>
     </div>