diff --git a/web/package.json b/web/package.json
index a61a46326..c1635893b 100644
--- a/web/package.json
+++ b/web/package.json
@@ -33,6 +33,5 @@
     "tailwindcss": "^3.0.18",
     "typescript": "^4.3.2",
     "vite": "^2.9.0"
-  },
-  "license": "MIT"
+  }
 }
diff --git a/web/src/components/MemoCardDialog.tsx b/web/src/components/MemoCardDialog.tsx
index de035c20b..4d844408e 100644
--- a/web/src/components/MemoCardDialog.tsx
+++ b/web/src/components/MemoCardDialog.tsx
@@ -150,11 +150,11 @@ const MemoCardDialog: React.FC<Props> = (props: Props) => {
       {linkMemos.length > 0 ? (
         <div className="linked-memos-wrapper">
           <p className="normal-text">{linkMemos.length} related MEMO</p>
-          {linkMemos.map((m) => {
-            const rawtext = parseHtmlToRawText(formatMemoContent(m.content)).replaceAll("\n", " ");
+          {linkMemos.map((memo, index) => {
+            const rawtext = parseHtmlToRawText(formatMemoContent(memo.content)).replaceAll("\n", " ");
             return (
-              <div className="linked-memo-container" key={m.id} onClick={() => handleLinkedMemoClick(m)}>
-                <span className="time-text">{m.dateStr} </span>
+              <div className="linked-memo-container" key={`${index}-${memo.id}`} onClick={() => handleLinkedMemoClick(memo)}>
+                <span className="time-text">{memo.dateStr} </span>
                 {rawtext}
               </div>
             );
@@ -164,11 +164,11 @@ const MemoCardDialog: React.FC<Props> = (props: Props) => {
       {linkedMemos.length > 0 ? (
         <div className="linked-memos-wrapper">
           <p className="normal-text">{linkedMemos.length} linked MEMO</p>
-          {linkedMemos.map((m) => {
-            const rawtext = parseHtmlToRawText(formatMemoContent(m.content)).replaceAll("\n", " ");
+          {linkedMemos.map((memo, index) => {
+            const rawtext = parseHtmlToRawText(formatMemoContent(memo.content)).replaceAll("\n", " ");
             return (
-              <div className="linked-memo-container" key={m.id} onClick={() => handleLinkedMemoClick(m)}>
-                <span className="time-text">{m.dateStr} </span>
+              <div className="linked-memo-container" key={`${index}-${memo.id}`} onClick={() => handleLinkedMemoClick(memo)}>
+                <span className="time-text">{memo.dateStr} </span>
                 {rawtext}
               </div>
             );
diff --git a/web/src/components/MemoEditor.tsx b/web/src/components/MemoEditor.tsx
index 5d138bde8..1e89d8f76 100644
--- a/web/src/components/MemoEditor.tsx
+++ b/web/src/components/MemoEditor.tsx
@@ -294,7 +294,7 @@ const MemoEditor: React.FC<Props> = () => {
       />
       <div
         ref={tagSeletorRef}
-        className={`tag-list ${isTagSeletorShown && tags.length > 0 ? "" : "hidden"}`}
+        className={`tag-list ${isTagSeletorShown && tags.length > 0 ? "" : "!hidden"}`}
         onClick={handleTagSeletorClick}
       >
         {tags.map((t) => {
diff --git a/web/src/components/MemosHeader.tsx b/web/src/components/MemosHeader.tsx
index 10e3efb6f..6d6e6683d 100644
--- a/web/src/components/MemosHeader.tsx
+++ b/web/src/components/MemosHeader.tsx
@@ -1,7 +1,8 @@
 import { useCallback, useEffect, useState } from "react";
+import { memoService, shortcutService } from "../services";
 import { useAppSelector } from "../store";
 import SearchBar from "./SearchBar";
-import { memoService, shortcutService } from "../services";
+import { toggleSiderbar } from "./Sidebar";
 import "../less/memos-header.less";
 
 let prevRequestTimestamp = Date.now();
@@ -25,7 +26,7 @@ const MemosHeader: React.FC<Props> = () => {
     }
   }, [query, shortcuts]);
 
-  const handleMemoTextClick = useCallback(() => {
+  const handleTitleTextClick = useCallback(() => {
     const now = Date.now();
     if (now - prevRequestTimestamp > 10 * 1000) {
       prevRequestTimestamp = now;
@@ -37,8 +38,13 @@ const MemosHeader: React.FC<Props> = () => {
 
   return (
     <div className="section-header-container memos-header-container">
-      <div className="title-text" onClick={handleMemoTextClick}>
-        <span className="normal-text">{titleText}</span>
+      <div className="title-container">
+        <div className="action-btn" onClick={toggleSiderbar}>
+          <img src="/icons/menu.svg" className="icon-img" alt="" />
+        </div>
+        <span className="title-text" onClick={handleTitleTextClick}>
+          {titleText}
+        </span>
       </div>
       <SearchBar />
     </div>
diff --git a/web/src/components/SettingDialog.tsx b/web/src/components/SettingDialog.tsx
index 9168d07af..de969fc38 100644
--- a/web/src/components/SettingDialog.tsx
+++ b/web/src/components/SettingDialog.tsx
@@ -34,27 +34,31 @@ const SettingDialog: React.FC<Props> = (props: Props) => {
       </button>
       <div className="section-selector-container">
         <span className="section-title">Basic</span>
-        <span
-          onClick={() => handleSectionSelectorItemClick("my-account")}
-          className={`section-item ${state.selectedSection === "my-account" ? "selected" : ""}`}
-        >
-          My account
-        </span>
-        <span
-          onClick={() => handleSectionSelectorItemClick("preferences")}
-          className={`section-item ${state.selectedSection === "preferences" ? "selected" : ""}`}
-        >
-          Preferences
-        </span>
+        <div className="section-items-container">
+          <span
+            onClick={() => handleSectionSelectorItemClick("my-account")}
+            className={`section-item ${state.selectedSection === "my-account" ? "selected" : ""}`}
+          >
+            My account
+          </span>
+          <span
+            onClick={() => handleSectionSelectorItemClick("preferences")}
+            className={`section-item ${state.selectedSection === "preferences" ? "selected" : ""}`}
+          >
+            Preferences
+          </span>
+        </div>
         {user?.role === "OWNER" ? (
           <>
             <span className="section-title">Admin</span>
-            <span
-              onClick={() => handleSectionSelectorItemClick("member")}
-              className={`section-item ${state.selectedSection === "member" ? "selected" : ""}`}
-            >
-              Member
-            </span>
+            <div className="section-items-container">
+              <span
+                onClick={() => handleSectionSelectorItemClick("member")}
+                className={`section-item ${state.selectedSection === "member" ? "selected" : ""}`}
+              >
+                Member
+              </span>
+            </div>
           </>
         ) : null}
       </div>
diff --git a/web/src/components/Sidebar.tsx b/web/src/components/Sidebar.tsx
index ab90337a2..c865fb0f5 100644
--- a/web/src/components/Sidebar.tsx
+++ b/web/src/components/Sidebar.tsx
@@ -27,6 +27,11 @@ const Sidebar: React.FC<Props> = () => {
 
   return (
     <aside className="sidebar-wrapper">
+      <div className="close-container">
+        <span className="action-btn" onClick={toggleSiderbar}>
+          <img src="/icons/close.svg" className="icon-img" alt="" />
+        </span>
+      </div>
       <UserBanner />
       <div className="status-text-container">
         <div className="status-text memos-text">
@@ -57,4 +62,14 @@ const Sidebar: React.FC<Props> = () => {
   );
 };
 
+export const toggleSiderbar = () => {
+  const sidebarEl = document.body.querySelector(".sidebar-wrapper") as HTMLDivElement;
+  const display = window.getComputedStyle(sidebarEl).display;
+  if (display === "none") {
+    sidebarEl.style.display = "flex";
+  } else {
+    sidebarEl.style.display = "none";
+  }
+};
+
 export default Sidebar;
diff --git a/web/src/helpers/api.ts b/web/src/helpers/api.ts
index 4d0338162..bd86daefc 100644
--- a/web/src/helpers/api.ts
+++ b/web/src/helpers/api.ts
@@ -1,5 +1,7 @@
 import axios from "axios";
 
+axios.defaults.withCredentials = true;
+
 type ResponseObject<T> = {
   data: T;
   error?: string;
diff --git a/web/src/less/app.less b/web/src/less/app.less
index c91938ffd..b68edb835 100644
--- a/web/src/less/app.less
+++ b/web/src/less/app.less
@@ -1,6 +1,4 @@
 @import "./mixin.less";
 
 #root {
-  .flex(row, flex-start, flex-start);
-  @apply w-full h-full;
 }
diff --git a/web/src/less/global.less b/web/src/less/global.less
index 2f33b13ce..11975f22c 100644
--- a/web/src/less/global.less
+++ b/web/src/less/global.less
@@ -1,31 +1,13 @@
 @import "./mixin.less";
 
-* {
-  @apply m-0 p-0 box-border;
-  color: @text-black;
-  -webkit-tap-highlight-color: transparent;
-}
-
 body,
 html {
-  @apply w-screen h-screen overflow-hidden text-base;
+  @apply text-base;
   font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans", "Noto Sans CJK SC", "Microsoft YaHei UI", "Microsoft YaHei",
     "WenQuanYi Micro Hei", sans-serif, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol",
     "Noto Color Emoji";
 }
 
-code {
-  @apply bg-pink-600 p-1 rounded font-mono;
-}
-
-pre {
-  @apply font-mono;
-
-  * {
-    @apply font-mono;
-  }
-}
-
 label,
 button,
 img {
@@ -57,17 +39,10 @@ li {
 }
 
 a {
-  @apply cursor-pointer text-blue-600 underline underline-offset-2;
-
-  &:hover {
-    @apply opacity-80;
-  }
+  @apply cursor-pointer text-blue-600 underline underline-offset-2 hover:opacity-80;
 }
 
 .btn {
   @apply select-none cursor-pointer text-center;
 }
 
-.hidden {
-  display: none !important;
-}
diff --git a/web/src/less/home.less b/web/src/less/home.less
index 5f1e43664..8b1483fe0 100644
--- a/web/src/less/home.less
+++ b/web/src/less/home.less
@@ -1,15 +1,19 @@
 @import "./mixin.less";
-@import "./memos-header.less";
 
-#root {
+.page-wrapper.home {
+  @apply relative top-0 w-full h-screen overflow-y-auto;
   background-color: #f6f5f4;
-}
 
-#page-wrapper {
-  @apply w-full h-full m-auto grid max-w-4xl mx-auto;
-  grid-template-columns: min-content 1fr;
+  > .page-container {
+    @apply relative w-full min-h-screen mx-auto flex flex-row justify-center items-start;
 
-  .memos-wrapper {
-    @apply w-full h-full overflow-x-hidden flex flex-col justify-start items-start px-4 pr-10;
+    >.sidebar-wrapper{
+      @apply flex-shrink-0;
+    }
+
+    > .memos-wrapper {
+      @apply relative w-full max-w-2xl min-h-full overflow-x-hidden flex flex-col justify-start items-start px-4 sm:pr-6;
+
+    }
   }
 }
diff --git a/web/src/less/memo-card-dialog.less b/web/src/less/memo-card-dialog.less
index 2fa37a67f..13b5e18c6 100644
--- a/web/src/less/memo-card-dialog.less
+++ b/web/src/less/memo-card-dialog.less
@@ -1,12 +1,10 @@
 @import "./mixin.less";
 
 .dialog-wrapper.memo-card-dialog {
-  > .dialog-container {
-    @apply p-0 bg-transparent;
+  @apply px-4;
 
-    > * {
-      @apply shrink-0;
-    }
+  > .dialog-container {
+    @apply w-full p-0 bg-transparent flex flex-col justify-start items-center;
 
     > .memo-card-container {
       .flex(column, flex-start, flex-start);
diff --git a/web/src/less/memo-trash-dialog.less b/web/src/less/memo-trash-dialog.less
index 4ac35c52e..961558979 100644
--- a/web/src/less/memo-trash-dialog.less
+++ b/web/src/less/memo-trash-dialog.less
@@ -1,7 +1,8 @@
 @import "./mixin.less";
-@import "./memos-header.less";
 
 .memo-trash-dialog {
+  @apply px-4;
+
   > .dialog-container {
     @apply w-128 max-w-full mb-8;
 
diff --git a/web/src/less/memos-header.less b/web/src/less/memos-header.less
index 951f97439..8a284e560 100644
--- a/web/src/less/memos-header.less
+++ b/web/src/less/memos-header.less
@@ -5,20 +5,22 @@
   .flex(row, space-between, center);
   @apply w-full h-10 flex-nowrap mt-4 mb-2 shrink-0;
 
-  > .title-text {
-    .flex(row, flex-start, center);
-    @apply font-bold text-lg leading-10 mr-2 text-ellipsis shrink-0 cursor-pointer overflow-hidden;
-    color: @text-black;
+  > .title-container {
+    @apply flex flex-row justify-start items-center mr-2 shrink-0 overflow-hidden;
 
     > .action-btn {
-      .flex(row, center, center);
-      @apply w-6 h-6 mr-1 shrink-0;
+      @apply flex sm:hidden flex-row justify-center items-center w-6 h-6 mr-1 shrink-0;
       background-color: unset;
 
       > .icon-img {
-        @apply w-4 h-auto;
+        @apply w-5 h-auto;
       }
     }
+
+    > .title-text {
+      @apply font-bold text-lg leading-10 mr-2 text-ellipsis shrink-0 cursor-pointer overflow-hidden;
+      color: @text-black;
+    }
   }
 
   > .btns-container {
diff --git a/web/src/less/menu-btns-popup.less b/web/src/less/menu-btns-popup.less
index 22a489208..8509cf969 100644
--- a/web/src/less/menu-btns-popup.less
+++ b/web/src/less/menu-btns-popup.less
@@ -2,22 +2,14 @@
 
 .menu-btns-popup {
   .flex(column, flex-start, flex-start);
-  @apply absolute mt-1 ml-24 p-1 w-44 rounded-lg z-10 shadow bg-white;
-
-  &:hover {
-    display: flex;
-  }
+  @apply absolute right-0 top-0 mt-1 p-1 w-36 rounded-lg z-10 shadow bg-white;
 
   > .btn {
     .flex(row, flex-start, center);
-    @apply w-full py-2 px-3 text-base rounded text-left;
+    @apply w-full py-2 px-3 text-base rounded text-left hover:bg-gray-100;
 
     > .icon {
       @apply block w-6 text-center mr-2 text-base;
     }
-
-    &:hover {
-      background-color: @bg-whitegray;
-    }
   }
 }
diff --git a/web/src/less/mixin.less b/web/src/less/mixin.less
index 0e790ee59..7661c2096 100644
--- a/web/src/less/mixin.less
+++ b/web/src/less/mixin.less
@@ -15,10 +15,6 @@
 @bg-light-blue: #eef3fe;
 @bg-paper-yellow: #fbf4de;
 
-.mono-font-family {
-  font-family: SFMono-Regular, Menlo, Consolas, "PT Mono", "Liberation Mono", Courier, monospace;
-}
-
 .hide-scroll-bar {
   .pretty-scroll-bar(0, 0);
 
diff --git a/web/src/less/search-bar.less b/web/src/less/search-bar.less
index 623216186..d016a508d 100644
--- a/web/src/less/search-bar.less
+++ b/web/src/less/search-bar.less
@@ -23,8 +23,7 @@
   }
 
   > .quickly-action-wrapper {
-    @apply hidden absolute top-9 -right-2 p-2 w-80;
-    z-index: 2;
+    @apply hidden absolute top-9 -right-2 p-2 w-80 z-10;
 
     > .quickly-action-container {
       .flex(column, flex-start, flex-start);
diff --git a/web/src/less/setting-dialog.less b/web/src/less/setting-dialog.less
index 41990c6ed..e18e0bba0 100644
--- a/web/src/less/setting-dialog.less
+++ b/web/src/less/setting-dialog.less
@@ -1,13 +1,14 @@
 @import "./mixin.less";
-@import "./memos-header.less";
 
 .setting-dialog {
+  @apply px-4;
+
   > .dialog-container {
     @apply w-176 max-w-full mb-8 p-0;
 
     > .dialog-content-container {
       .flex(column, flex-start, flex-start);
-      @apply relative w-full overflow-y-scroll p-0 flex flex-row justify-start items-start;
+      @apply relative w-full overflow-y-scroll p-0 flex flex-col sm:flex-row justify-start items-start;
       .hide-scroll-bar();
 
       > .close-btn {
@@ -20,23 +21,28 @@
       }
 
       > .section-selector-container {
-        @apply w-40 h-full shrink-0 rounded-l-lg p-4 border-r bg-gray-100 flex flex-col justify-start items-start;
+        @apply w-full sm:w-40 h-auto sm:h-full shrink-0 rounded-t-lg sm:rounded-l-lg p-4 border-r bg-gray-100 flex flex-col justify-start items-start;
 
         > .section-title {
           @apply text-sm mt-4 first:mt-3 mb-1 font-mono text-gray-400;
         }
 
-        > .section-item {
-          @apply text-base left-6 mt-2 text-gray-700 cursor-pointer hover:opacity-80;
+        >.section-items-container{
+          @apply w-full h-auto flex flex-row sm:flex-col justify-start items-start;
 
-          &.selected {
-            @apply font-bold hover:opacity-100;
+          > .section-item {
+            @apply text-base mr-2 sm:mr-0 mt-2 text-gray-700 cursor-pointer hover:opacity-80;
+  
+            &.selected {
+              @apply font-bold hover:opacity-100;
+            }
           }
         }
+
       }
 
       > .section-content-container {
-        @apply w-auto p-4 px-6 grow flex flex-col justify-start items-start h-128 overflow-y-scroll;
+        @apply w-full sm:w-auto p-4 px-6 grow flex flex-col justify-start items-start h-128 overflow-y-scroll;
 
         > .section-container {
           .flex(column, flex-start, flex-start);
@@ -47,8 +53,7 @@
           }
 
           > .form-label {
-            .flex(row, flex-start, center);
-            @apply w-full mb-2;
+            @apply flex flex-row justify-start items-center w-full mb-2;
 
             > .normal-text {
               @apply shrink-0 select-text;
diff --git a/web/src/less/settings/my-account-section.less b/web/src/less/settings/my-account-section.less
index f6b632336..5317166f9 100644
--- a/web/src/less/settings/my-account-section.less
+++ b/web/src/less/settings/my-account-section.less
@@ -9,12 +9,14 @@
     }
 
     &.username-label {
+      @apply w-full flex-wrap;
+
       > input {
-        @apply grow-0 shadow-inner w-auto px-2 py-1 text-base border rounded leading-6 bg-transparent focus:border-black;
+        @apply grow-0 shadow-inner w-auto px-2 py-1 mr-2 text-base border rounded leading-6 bg-transparent focus:border-black;
       }
 
       > .btns-container {
-        @apply ml-2 shrink-0 flex flex-row justify-start items-center;
+        @apply mr-2 shrink-0 flex flex-row justify-start items-center;
 
         > .btn {
           @apply text-sm shadow px-4 py-1 leading-6 rounded border hover:opacity-80 bg-gray-50;
diff --git a/web/src/less/siderbar.less b/web/src/less/siderbar.less
index 5223c82a5..2d54fcd0c 100644
--- a/web/src/less/siderbar.less
+++ b/web/src/less/siderbar.less
@@ -1,10 +1,21 @@
 @import "./mixin.less";
 
 .sidebar-wrapper {
-  .flex(column, flex-start, flex-start);
-  @apply w-64 h-full py-4 pl-2 overflow-x-hidden overflow-y-auto;
+  @apply fixed sm:sticky top-0 left-0 hidden sm:!flex flex-col justify-start items-start w-64 h-screen py-4 pl-2 z-10 bg-white sm:bg-transparent shadow-2xl sm:shadow-none overflow-x-hidden overflow-y-auto transition-all;
   .hide-scroll-bar();
 
+  > .close-container {
+    @apply w-full pr-6 my-2 flex sm:hidden flex-row justify-end items-center;
+
+    > .action-btn {
+      @apply p-1 bg-gray-100 rounded shadow;
+
+      > .icon-img {
+        @apply w-4 h-auto;
+      }
+    }
+  }
+
   > .action-btns-container {
     @apply w-full px-2 my-2 flex flex-col justify-start items-start shrink-0;
 
diff --git a/web/src/less/signin.less b/web/src/less/signin.less
index 101eee170..5a359615d 100644
--- a/web/src/less/signin.less
+++ b/web/src/less/signin.less
@@ -2,7 +2,7 @@
 
 .page-wrapper.signin {
   .flex(row, center, center);
-  @apply w-full h-full bg-white;
+  @apply w-full min-h-screen bg-white;
 
   > .page-container {
     @apply w-80 max-w-full py-4 -mt-16;
diff --git a/web/src/pages/Home.tsx b/web/src/pages/Home.tsx
index 1e9fa7b75..ba1493cac 100644
--- a/web/src/pages/Home.tsx
+++ b/web/src/pages/Home.tsx
@@ -32,9 +32,9 @@ function Home() {
   }, []);
 
   return (
-    <>
+    <section className="page-wrapper home">
       {loadingState.isLoading ? null : (
-        <section id="page-wrapper">
+        <div className="page-container">
           <Sidebar />
           <main className="memos-wrapper">
             <MemosHeader />
@@ -42,9 +42,9 @@ function Home() {
             <MemoFilter />
             <MemoList />
           </main>
-        </section>
+        </div>
       )}
-    </>
+    </section>
   );
 }
 
diff --git a/web/tsconfig.json b/web/tsconfig.json
index 101568021..d1ae59885 100644
--- a/web/tsconfig.json
+++ b/web/tsconfig.json
@@ -16,5 +16,5 @@
     "noEmit": true,
     "jsx": "react-jsx"
   },
-  "include": ["./src", "./public"]
+  "include": ["./src"]
 }