diff --git a/app/components/TopMenu.vue b/app/components/TopMenu.vue
index 2e7a445..589aab3 100644
--- a/app/components/TopMenu.vue
+++ b/app/components/TopMenu.vue
@@ -47,17 +47,16 @@
     >
       <div class="navbar-start is-gap-1 is-align-items-center">
         <template
-          v-for="(v, i) in leftmenu"
+          v-for="(v, i) in leftmenuVisible"
           :key="i"
           :id="v.code"
         >
           <a
             v-if="!v.submenu"
             :class="[
-              'navbar-item rounded-lg is-clipped font-medium',
+              'navbar-item rounded-lg is-clipped fs-13 font-medium',
               currentTab.code === v.code ? 'has-text-primary-50 has-background-primary-95' : 'has-text-grey-35',
             ]"
-            style="font-size: 13.5px"
             @click="changeTab(v)"
           >
             {{ v[lang] }}
@@ -68,11 +67,10 @@
           >
             <a
               :class="[
-                'navbar-link rounded-lg is-arrowless font-medium',
+                'navbar-link rounded-lg is-arrowless fs-13 font-medium',
                 currentTab.code === v.code ? 'has-text-primary-50 has-background-primary-95' : 'has-text-grey-35',
               ]"
               @click="changeTab(v)"
-              style="font-size: 13.5px"
             >
               <p class="is-flex is-align-items-center">
                 <span>{{ v[lang] }}</span>
@@ -96,25 +94,81 @@
         </template>
       </div>
       <div class="navbar-end is-gap-1 is-align-items-center">
-        <!-- v-if="tabConfig" -->
+        <div
+          v-if="leftmenuHidden"
+          class="navbar-item has-dropdown is-hoverable"
+        >
+          <a class="navbar-link rounded-lg is-arrowless font-medium has-text-grey-35 p-2">
+            <Icon
+              name="material-symbols:menu-rounded"
+              :size="20"
+            />
+          </a>
+          <div
+            class="navbar-dropdown is-right"
+            style="border-top: none"
+          >
+            <template v-for="item in leftmenuHidden">
+              <a
+                v-if="!item.submenu"
+                @click="changeTab(item)"
+                :class="[
+                  'navbar-item font-medium',
+                  currentTab.code === item.code ? 'has-text-primary-50 has-background-primary-95' : 'has-text-grey-35',
+                ]"
+              >
+                {{ item[lang] }}
+              </a>
+              <div v-else>
+                <a
+                  :class="[
+                    'navbar-item fs-13 font-medium',
+                    currentTab.code === item.code
+                      ? 'has-text-primary-50 has-background-primary-95'
+                      : 'has-text-grey-35',
+                  ]"
+                  @click="changeTab(item)"
+                >
+                  <p class="is-flex is-align-items-center">
+                    <span>{{ item[lang] }}</span>
+                    <Icon
+                      name="material-symbols:keyboard-arrow-down-rounded"
+                      :size="20"
+                    />
+                  </p>
+                </a>
+                <a
+                  v-for="(submenu, i) in item.submenu"
+                  :key="i"
+                  class="navbar-item"
+                  @click="changeTab(item, submenu)"
+                >
+                  {{ submenu[lang] }}
+                </a>
+                <hr class="my-0" />
+              </div>
+            </template>
+          </div>
+        </div>
         <a
-          class="navbar-item rounded-lg p-1.5"
-          @click="changeTab(tabConfig)"
+          class="navbar-item rounded-lg p-1.5 is-flex"
+          @click="tabConfig && changeTab(tabConfig)"
         >
           <Icon
             name="material-symbols:settings-outline-rounded"
             :size="20"
-            class="has-text-grey-60"
+            class="has-text-grey-45"
           />
         </a>
-        <!-- @click="openProfile()" v-if="avatar" -->
         <a
+          @click="openProfile()"
+          v-if="true /* avatar */"
           class="navbar-item rounded-full p-0 max-w-full is-flex is-gap-2 is-justify-content-space-between is-align-items-center"
         >
           <Avatarbox
             text="Q"
             type="findata"
-            size="two"
+            :size="9"
           />
         </a>
       </div>
@@ -147,6 +201,20 @@ topmenus.forEach((topmenu) => {
 });
 
 const leftmenu = $filter(topmenus, { category: "topmenu", classify: "left" });
+
+const splitMenu = computed(() => {
+  let cutoffIdx = 0;
+  if ($store.viewport < 1 || $store.viewport > 3) return [leftmenu];
+  if ($store.viewport === 3) cutoffIdx = 8;
+  if ($store.viewport === 2) cutoffIdx = 5;
+  if ($store.viewport === 1) cutoffIdx = 3;
+
+  return [leftmenu.slice(0, cutoffIdx), leftmenu.slice(cutoffIdx)];
+});
+
+const leftmenuVisible = computed(() => splitMenu.value[0]);
+const leftmenuHidden = computed(() => splitMenu.value[1]);
+
 const currentTab = ref(leftmenu[0]);
 const subTab = ref();
 const tabConfig = $find(topmenus, { code: "configuration" });
@@ -187,8 +255,8 @@ function changeTab(tab, subtab) {
 function openProfile() {
   $store.commit("showmodal", {
     component: "user/Profile",
-    width: "1100px",
-    height: "360px",
+    width: "1000px",
+    height: "auto",
     title: $store.lang === "vi" ? "Thông tin cá nhân" : "User profile",
   });
 }
@@ -241,7 +309,8 @@ a[class^="navbar"] {
   }
 }
 
-@media screen and (max-width: 1023px) {
+/* follow $navbar-breakpoint */
+@media screen and (max-width: 500px) {
   .navbar-brand {
     margin-right: 0 !important;
   }
diff --git a/app/layouts/default.vue b/app/layouts/default.vue
index 6cbf659..9f04db9 100644
--- a/app/layouts/default.vue
+++ b/app/layouts/default.vue
@@ -35,7 +35,9 @@ function getViewport() {
   const width = window.innerWidth || document.documentElement.clientWidth || document.body.clientWidth;
 
   // Follow Bulma's breakpoints: https://bulma.io/documentation/start/responsiveness/#breakpoints
-  if (width <= 768)
+  if (width <= 500)
+    viewport = 0; // custom
+  else if (width <= 768)
     viewport = 1; // mobile
   else if (width <= 1023)
     viewport = 2; // tablet
diff --git a/app/stores/index.js b/app/stores/index.js
index 74d03ca..089e8c8 100644
--- a/app/stores/index.js
+++ b/app/stores/index.js
@@ -10,6 +10,7 @@ export const useStore = defineStore("erp-dev", {
     snackbar: null,
     settings: [],
     lang: "vi",
+    tabinfo: {},
     // set by api-loader
     common: null,
     tablesetting: null,
diff --git a/my-bulma-project.css b/my-bulma-project.css
index cf6d44f..856471a 100644
--- a/my-bulma-project.css
+++ b/my-bulma-project.css
@@ -11635,7 +11635,7 @@ a.navbar-item.is-active, a.navbar-item.is-selected,
   margin: 0.5rem 0;
 }
 
-@media screen and (max-width: 1199px) {
+@media screen and (max-width: 499px) {
   .navbar > .container {
     display: block;
   }
@@ -11684,7 +11684,7 @@ a.navbar-item.is-active, a.navbar-item.is-selected,
     padding-bottom: var(--bulma-navbar-height);
   }
 }
-@media screen and (min-width: 1200px) {
+@media screen and (min-width: 500px) {
   .navbar,
   .navbar-menu,
   .navbar-start,
diff --git a/my-bulma-project.scss b/my-bulma-project.scss
index dcdb7e4..acec7d6 100644
--- a/my-bulma-project.scss
+++ b/my-bulma-project.scss
@@ -13,7 +13,7 @@ $grey: #69748c;
 @use "bulma/sass" with (
   $family-primary: string.unquote("'Inter', 'SF Pro', 'Helvetica', 'Arial', sans-serif"),
   $family-monospace: string.unquote("'Roboto Mono', monospace"),
-  $navbar-breakpoint: 1200px,
+  $navbar-breakpoint: 500px,
   $primary: $blue,
   $link: $blue,
   $info: $cyan,