diff --git a/app/components/home.module.scss b/app/components/home.module.scss
index 87231fee..cef1662b 100644
--- a/app/components/home.module.scss
+++ b/app/components/home.module.scss
@@ -26,13 +26,13 @@
 @media only screen and (min-width: 600px) {
   .tight-container {
     --window-width: 100vw;
-    --window-height: 100vh;
+    --window-height: var(--full-height);
     --window-content-width: calc(100% - var(--sidebar-width));
 
     @include container();
 
     max-width: 100vw;
-    max-height: 100vh;
+    max-height: var(--full-height);
 
     border-radius: 0;
   }
@@ -74,7 +74,7 @@
     position: absolute;
     left: -100%;
     z-index: 999;
-    height: 100vh;
+    height: var(--full-height);
     transition: all ease 0.3s;
     box-shadow: none;
   }
diff --git a/app/components/home.tsx b/app/components/home.tsx
index 6af3af13..5494bdce 100644
--- a/app/components/home.tsx
+++ b/app/components/home.tsx
@@ -23,7 +23,13 @@ import DownloadIcon from "../icons/download.svg";
 
 import { Message, SubmitKey, useChatStore, ChatSession } from "../store";
 import { showModal, showToast } from "./ui-lib";
-import { copyToClipboard, downloadAs, isIOS, selectOrCopy } from "../utils";
+import {
+  copyToClipboard,
+  downloadAs,
+  isIOS,
+  isMobileScreen,
+  selectOrCopy,
+} from "../utils";
 import Locale from "../locales";
 
 import dynamic from "next/dynamic";
@@ -614,7 +620,9 @@ export function Home() {
   return (
     <div
       className={`${
-        config.tightBorder ? styles["tight-container"] : styles.container
+        config.tightBorder && !isMobileScreen()
+          ? styles["tight-container"]
+          : styles.container
       }`}
     >
       <div
diff --git a/app/components/settings.tsx b/app/components/settings.tsx
index 43d14fc4..a426afcd 100644
--- a/app/components/settings.tsx
+++ b/app/components/settings.tsx
@@ -267,19 +267,17 @@ export function Settings(props: { closeSettings: () => void }) {
             ></input>
           </SettingItem>
 
-          <div className="no-mobile">
-            <SettingItem title={Locale.Settings.TightBorder}>
-              <input
-                type="checkbox"
-                checked={config.tightBorder}
-                onChange={(e) =>
-                  updateConfig(
-                    (config) => (config.tightBorder = e.currentTarget.checked),
-                  )
-                }
-              ></input>
-            </SettingItem>
-          </div>
+          <SettingItem title={Locale.Settings.TightBorder}>
+            <input
+              type="checkbox"
+              checked={config.tightBorder}
+              onChange={(e) =>
+                updateConfig(
+                  (config) => (config.tightBorder = e.currentTarget.checked),
+                )
+              }
+            ></input>
+          </SettingItem>
         </List>
         <List>
           <SettingItem
diff --git a/app/styles/globals.scss b/app/styles/globals.scss
index d63c7d11..c514274a 100644
--- a/app/styles/globals.scss
+++ b/app/styles/globals.scss
@@ -53,12 +53,13 @@
   --sidebar-width: 300px;
   --window-content-width: calc(100% - var(--sidebar-width));
   --message-max-width: 80%;
+  --full-height: 100vh;
 }
 
 @media only screen and (max-width: 600px) {
   :root {
     --window-width: 100vw;
-    --window-height: 100vh;
+    --window-height: var(--full-height);
     --sidebar-width: 100vw;
     --window-content-width: var(--window-width);
     --message-max-width: 100%;
@@ -80,7 +81,7 @@ body {
   color: var(--black);
   margin: 0;
   padding: 0;
-  height: 100vh;
+  height: var(--full-height);
   width: 100vw;
   display: flex;
   justify-content: center;
@@ -201,7 +202,7 @@ div.math {
   position: fixed;
   top: 0;
   left: 0;
-  height: 100vh;
+  height: var(--full-height);
   width: 100vw;
   background-color: rgba($color: #000000, $alpha: 0.5);
   display: flex;
diff --git a/app/utils.ts b/app/utils.ts
index b3233232..1ff7a064 100644
--- a/app/utils.ts
+++ b/app/utils.ts
@@ -45,6 +45,10 @@ export function isIOS() {
   return /iphone|ipad|ipod/.test(userAgent);
 }
 
+export function isMobileScreen() {
+  return window.innerWidth <= 600;
+}
+
 export function selectOrCopy(el: HTMLElement, content: string) {
   const currentSelection = window.getSelection();