diff --git a/packages/app/src/components/session/session-new-view.tsx b/packages/app/src/components/session/session-new-view.tsx
index b20f3ab60..89256c3ed 100644
--- a/packages/app/src/components/session/session-new-view.tsx
+++ b/packages/app/src/components/session/session-new-view.tsx
@@ -47,7 +47,7 @@ export function NewSessionView(props: NewSessionViewProps) {
   }
 
   return (
-    <div class="size-full flex flex-col justify-end items-start gap-4 flex-[1_0_0] self-stretch max-w-200 mx-auto px-6 pb-[calc(var(--prompt-height,11.25rem)+64px)]">
+    <div class="size-full flex flex-col justify-end items-start gap-4 flex-[1_0_0] self-stretch max-w-200 mx-auto  2xl:max-w-[1000px] px-6 pb-[calc(var(--prompt-height,11.25rem)+64px)]">
       <div class="text-20-medium text-text-weaker">{language.t("command.session.new")}</div>
       <div class="flex justify-center items-center gap-3">
         <Icon name="folder" size="small" />
diff --git a/packages/app/src/pages/session/message-timeline.tsx b/packages/app/src/pages/session/message-timeline.tsx
index f536c7061..a4ca06dd5 100644
--- a/packages/app/src/pages/session/message-timeline.tsx
+++ b/packages/app/src/pages/session/message-timeline.tsx
@@ -179,7 +179,7 @@ export function MessageTimeline(props: {
                 "sticky top-0 z-30 bg-background-stronger": true,
                 "w-full": true,
                 "px-4 md:px-6": true,
-                "md:max-w-200 md:mx-auto 3xl:max-w-[1200px]": props.centered,
+                "md:max-w-200 md:mx-auto 2xl:max-w-[1000px]": props.centered,
               }}
             >
               <div class="h-10 w-full flex items-center justify-between gap-2">
@@ -278,7 +278,7 @@ export function MessageTimeline(props: {
             class="flex flex-col gap-12 items-start justify-start pb-[calc(var(--prompt-height,8rem)+64px)] md:pb-[calc(var(--prompt-height,10rem)+64px)] transition-[margin]"
             classList={{
               "w-full": true,
-              "md:max-w-200 md:mx-auto 3xl:max-w-[1200px]": props.centered,
+              "md:max-w-200 md:mx-auto 2xl:max-w-[1000px]": props.centered,
               "mt-0.5": props.centered,
               "mt-0": !props.centered,
             }}
@@ -321,7 +321,7 @@ export function MessageTimeline(props: {
                     }}
                     classList={{
                       "min-w-0 w-full max-w-full": true,
-                      "md:max-w-200 3xl:max-w-[1200px]": props.centered,
+                      "md:max-w-200 2xl:max-w-[1000px]": props.centered,
                     }}
                   >
                     <SessionTurn
diff --git a/packages/app/src/pages/session/session-prompt-dock.tsx b/packages/app/src/pages/session/session-prompt-dock.tsx
index 697957027..eaf0564b2 100644
--- a/packages/app/src/pages/session/session-prompt-dock.tsx
+++ b/packages/app/src/pages/session/session-prompt-dock.tsx
@@ -31,7 +31,7 @@ export function SessionPromptDock(props: {
       <div
         classList={{
           "w-full px-4 pointer-events-auto": true,
-          "md:max-w-200 md:mx-auto 3xl:max-w-[1200px]": props.centered,
+          "md:max-w-200 md:mx-auto 2xl:max-w-[1000px]": props.centered,
         }}
       >
         <Show when={props.questionRequest()} keyed>