diff --git a/oaer/lib/assets/css/oaer.scss b/oaer/lib/assets/css/oaer.scss
index 5ae7a0a..1bdbc19 100644
--- a/oaer/lib/assets/css/oaer.scss
+++ b/oaer/lib/assets/css/oaer.scss
@@ -7,12 +7,21 @@
 
 @import "./animate.scss";
 
-:root {
-  --bg-base: #efefef;
-  --fg-base: #090909
+
+div[voa] {
+  box-sizing: border-box;
+  --oabg-base: var(--bg-base, #efefef);
+  --oafg-base: var(--fg-base, #090909);
+  --oaheader-bg: linear-gradient(90deg, #6849E1, #b09ef4);
+
+  div {
+    box-sizing: border-box;
+  }
 }
 
+
 .voa {
+
   user-select: none;
   cursor: pointer;
   height: inherit;
@@ -102,7 +111,7 @@
       position: relative;
       width: 100%;
       height: 4rem;
-      background: linear-gradient(90deg, #6849E1, #b09ef4);
+      background: var(--oaheader-bg);
       z-index: 1;
     }
 
@@ -110,13 +119,22 @@
       position: relative;
       width: 100%;
       height: calc(100% - 4rem);
-      background: var(--bg-base);
-      color: var(--fg-base);
+      background: var(--oabg-base);
+      color: var(--oafg-base);
       transform: translateY(-140%);
 
       .voa-slide-main {
         height: calc(100% - 3rem);
         overflow: auto;
+        padding: 1rem;
+
+        .voa-sm-separate {
+          height: 1px;
+          margin: 1rem 0;
+          background: var(--oafg-base);
+          width: 100%;
+          opacity: 0.4;
+        }
       }
 
       .voa-slide-footer {
@@ -137,6 +155,43 @@
   }
 }
 
+.voa-account {
+  padding: 0 1rem;
+
+  .voa-account-header {
+    display: flex;
+    justify-content: space-between;
+    align-items: center;
+    height: 3rem;
+    line-height: 3rem;
+    font-size: 1.25rem;
+  }
+
+  .voa-account-body {
+    width: 100%;
+    height: 7rem;
+    display: flex;
+    align-items: center;
+    gap: 2rem;
+
+    .voa-ab-ico {
+      display: contents;
+
+      img {
+        width: 4rem;
+        height: 4rem;
+        vertical-align: middle;
+        border-radius: 50%;
+      }
+    }
+
+    .voa-ab-info {
+      display: flex;
+      flex-direction: column;
+    }
+  }
+}
+
 
 .voa-logo {
   background-image: url("../favicon.svg");
diff --git a/oaer/lib/cfg.ts b/oaer/lib/cfg.ts
index 4072c72..0fbd324 100644
--- a/oaer/lib/cfg.ts
+++ b/oaer/lib/cfg.ts
@@ -12,6 +12,13 @@ let cfg = {
 
 
   app_data: {},
+  user: {
+    username: 'asd',
+    nickname: '',
+    email: '',
+    phone: '',
+    icon: 'https://public.veypi.com/img/avatar/0001.jpg'
+  },
   ready: false,
   local_user: {},
 
@@ -20,7 +27,7 @@ let cfg = {
   nats_pub_key: '',
   prefix: '/api',
   BaseUrl() {
-    return this.host.value + this.prefix
+    return this.host + this.prefix
   },
   NatsHost() {
     if (this._host_nats.startsWith('ws')) {
@@ -29,7 +36,7 @@ let cfg = {
     return 'ws://' + this._host_nats
   },
   media(u: string) {
-    return this.host.value + u
+    return this.host + u
   },
   goto(url: string) {
     if (url.startsWith('http')) {
@@ -39,16 +46,16 @@ let cfg = {
     if (!url.startsWith('/')) {
       url = '/' + url
     }
-    window.location.href = this.host.value + url
+    window.location.href = this.host + url
   },
   Host() {
-    return this.host.value || window.location.host
+    return this.host || window.location.host
   },
   userFileUrl() {
     return '/fs/u/'
   },
   appFileUrl() {
-    return `/fs/a/${this.uuid.value}/`
+    return `/fs/a/${this.uuid}/`
   },
 }
 
diff --git a/oaer/lib/components/account.ts b/oaer/lib/components/account.ts
index 0642d35..90f25c8 100644
--- a/oaer/lib/components/account.ts
+++ b/oaer/lib/components/account.ts
@@ -4,36 +4,23 @@
  * 2024-10-22 22:07
  * Distributed under terms of the GPL license.
  */
-import Base from './base'
+import b from './build'
+import cfg from '../cfg'
 
-export default class extends Base {
-  doms: { [key: string]: HTMLElement }
+export default class {
   main: HTMLElement
   constructor() {
-    super()
-    this.main = this.build({
-      class: 'voa-account'
-    })
-    let u = {
-      username: 'asd',
-      icon: 'https://public.veypi.com/img/avatar/0001.jpg'
-    }
-    this.main.innerHTML = `
-<div class="voa-account-header">
-  <div class="vah-1">my account</div>
-  <div class="vah-2">account center</div>
-</div>
-<div class="voa-account-body">
-  <div class="vab-ico">
-        <img style="" class="" src="${u.icon}" />
-  </div>
-  <div class="vab-info">
-    <div class="vabi-1"><span>昵称：</span> <span>${u.username}</span> </div>
-    <div class="vabi-2"><span>昵称：</span> <span>${u.username}</span> </div>
-    <div class="vabi-3"><span>昵称：</span> <span>${u.username}</span> </div>
-    <div class="vabi-4"><span>昵称：</span> <span>${u.username}</span> </div>
-  </div>
-</div>
-`
+    this.main = b('voa-account', [
+      b('voa-account-header', [b('voa-ah-1', '我的账户'), b('voa-ah-2')]),
+      b('voa-account-body', [
+        b('voa-ab-ico', [b('img', '', (d) => { d.setAttribute('src', cfg.user.icon) })]),
+        b('voa-ab-info', [
+          b('voa-abi-1', [b('span', '昵称：'), b('span', '', (d) => { d.innerHTML = cfg.user.nickname })]),
+          b('voa-abi-2', [b('span', '账户：'), b('span', '', (d) => { d.innerHTML = cfg.user.username })]),
+          b('voa-abi-3', [b('span', '邮箱：'), b('span', '', (d) => { d.innerHTML = cfg.user.email })]),
+          b('voa-abi-4', [b('span', '手机：'), b('span', '', (d) => { d.innerHTML = cfg.user.phone })]),
+        ])
+      ])
+    ])
   }
 }
diff --git a/oaer/lib/components/app.ts b/oaer/lib/components/app.ts
new file mode 100644
index 0000000..1926cf4
--- /dev/null
+++ b/oaer/lib/components/app.ts
@@ -0,0 +1,24 @@
+/*
+ * app.ts
+ * Copyright (C) 2024 veypi <i@veypi.com>
+ * 2024-10-23 15:35
+ * Distributed under terms of the GPL license.
+ */
+
+import b from "./build";
+
+
+export default class {
+  main: HTMLElement
+  body: HTMLElement
+  constructor() {
+    this.body = b('voa-apps-body')
+    this.main = b({
+      class: 'voa-apps',
+      children: [
+        b({ class: 'voa-apps-header', children: [b('voa-apps-title')] }),
+        this.body
+      ]
+    })
+  }
+}
diff --git a/oaer/lib/components/base.ts b/oaer/lib/components/base.ts
deleted file mode 100644
index 67bf95f..0000000
--- a/oaer/lib/components/base.ts
+++ /dev/null
@@ -1,73 +0,0 @@
-/*
- * base.ts
- * Copyright (C) 2024 veypi <i@veypi.com>
- * 2024-10-22 18:21
- * Distributed under terms of the GPL license.
- */
-interface buildOpts {
-  id?: string
-  typ?: 'div'
-  class?: string
-  style?: string
-  innerHtml?: string
-  onclick?: any
-  children?: HTMLElement[]
-}
-
-export default class {
-  class_prefix: string
-  constructor(p?: string) {
-    this.class_prefix = p || 'voa-'
-  }
-  build(opts: buildOpts) {
-    let dom = document.createElement(opts.typ || 'div')
-    if (opts.id) {
-      dom.id = opts.id
-    }
-    if (opts.class) {
-      this.addClass(dom, opts.class)
-    }
-    if (opts.innerHtml) {
-      dom.innerHTML = opts.innerHtml
-    }
-    if (opts.onclick) {
-      dom.onclick = opts.onclick
-    }
-    if (opts.children) {
-      for (let c in opts.children) {
-        dom.appendChild(opts.children[c])
-      }
-    }
-    if (opts.style) {
-      const regex = /([a-zA-Z-]+)\s*:\s*([^;]+);?/g;
-      let match;
-      while ((match = regex.exec(opts.style)) !== null) {
-        const key = match[1].trim();
-        const value = match[2].trim();
-        console.log([key, value])
-        dom.style.setProperty(key, value)
-      }
-    }
-    return dom
-  }
-  addClass(dom: HTMLElement, c: string) {
-    let items = c.split(' ')
-    for (let i of items) {
-      if (i.startsWith(this.class_prefix)) {
-        dom.classList.add(i)
-      } else {
-        dom.classList.add(this.class_prefix + i)
-      }
-    }
-  }
-  removeClass(dom: HTMLElement, c: string) {
-    let items = c.split(' ')
-    for (let i of items) {
-      if (i.startsWith(this.class_prefix)) {
-        dom.classList.remove(i)
-      } else {
-        dom.classList.remove(this.class_prefix + i)
-      }
-    }
-  }
-}
diff --git a/oaer/lib/components/build.ts b/oaer/lib/components/build.ts
new file mode 100644
index 0000000..9e028f1
--- /dev/null
+++ b/oaer/lib/components/build.ts
@@ -0,0 +1,84 @@
+/*
+ * build.ts
+ * Copyright (C) 2024 veypi <i@veypi.com>
+ * 2024-10-23 15:54
+ * Distributed under terms of the GPL license.
+ */
+
+
+interface buildOpts {
+  id?: string
+  typ?: string
+  class?: string
+  style?: string
+  innerHtml?: string
+  onclick?: any
+  children?: HTMLElement[]
+  updator?: (p: HTMLElement) => void
+}
+
+const typs = ['div', 'img', 'span', 'p', 'a']
+const caches: (() => void)[] = []
+function update() {
+  for (let c of caches) {
+    c()
+  }
+}
+export { update }
+
+export default (opts: buildOpts | string, inner?: string | HTMLElement[], updator?: (p: HTMLElement) => void) => {
+  if (typeof opts === 'string') {
+    if (typs.indexOf(opts) >= 0) {
+      opts = { typ: opts }
+    } else {
+      opts = { class: opts }
+    }
+  }
+  if (inner) {
+    if (typeof inner == 'string') {
+      opts.innerHtml = inner
+    } else {
+      opts.children = inner
+    }
+  }
+  if (opts.updator) {
+    updator = opts.updator
+  }
+  let dom = document.createElement(opts.typ || 'div')
+  if (opts.id) {
+    dom.id = opts.id
+  }
+  if (opts.class) {
+    dom.classList.add(...opts.class.split(' '))
+  }
+  if (opts.innerHtml) {
+    dom.innerHTML = opts.innerHtml
+  }
+  if (opts.onclick) {
+    dom.onclick = opts.onclick
+  }
+  if (opts.children) {
+    for (let c in opts.children) {
+      dom.appendChild(opts.children[c])
+    }
+  }
+  if (opts.style) {
+    const regex = /([a-zA-Z-]+)\s*:\s*([^;]+);?/g;
+    let match: any
+    while ((match = regex.exec(opts.style)) !== null) {
+      const key = match[1].trim();
+      const value = match[2].trim();
+      console.log([key, value])
+      dom.style.setProperty(key, value)
+    }
+  }
+  dom.setAttribute('voa', '1')
+  if (updator) {
+    caches.push(() => {
+      updator(dom)
+    })
+    updator(dom)
+  }
+  return dom
+}
+
diff --git a/oaer/lib/components/index.ts b/oaer/lib/components/index.ts
index f7025de..6266e95 100644
--- a/oaer/lib/components/index.ts
+++ b/oaer/lib/components/index.ts
@@ -6,15 +6,14 @@
  */
 
 import slide from './slide'
-import Base from './base'
+import b from './build'
 import bus from '../bus'
-export default class extends Base {
+export default class {
   slide: slide
-  frame: HTMLDivElement
-  frame_login?: HTMLDivElement
-  frame_user?: HTMLDivElement
-  constructor(frame: HTMLDivElement) {
-    super()
+  frame: HTMLElement
+  frame_login?: HTMLElement
+  frame_user?: HTMLElement
+  constructor(frame: HTMLElement) {
     this.frame = frame
     this.frame.classList.add('voa')
     this.slide = new slide()
@@ -25,12 +24,12 @@ export default class extends Base {
     })
   }
   mount_login() {
-    this.frame_login = this.build({
-      class: 'off hover-line-b scale-in',
+    this.frame_login = b({
+      class: 'voa-off voa-hover-line-b voa-scale-in',
       innerHtml: '登录',
       onclick: () => {
         console.log('click login')
-        this.addClass(this.frame_login!, 'scale-off')
+        this.frame_login?.classList.add('voa-scale-off')
         this.mount_user()
       }
     })
@@ -41,10 +40,10 @@ export default class extends Base {
   }
   mount_user() {
     let icon = 'https://public.veypi.com/img/avatar/0001.jpg'
-    this.frame_user = this.build({
-      class: 'on scale-in',
+    this.frame_user = b({
+      class: 'voa-on voa-scale-in',
       innerHtml: `
-        <img style="" class="" src="${icon}" />
+        <img src="${icon}" />
 `,
       onclick: () => {
         this.slide.show()
diff --git a/oaer/lib/components/slide.ts b/oaer/lib/components/slide.ts
index fce4866..20fa365 100644
--- a/oaer/lib/components/slide.ts
+++ b/oaer/lib/components/slide.ts
@@ -4,7 +4,7 @@
  * 2024-10-22 17:57
  * Distributed under terms of the GPL license.
  */
-import Base from './base'
+import b from './build'
 import bus from '../bus'
 import account from './account'
 
@@ -17,41 +17,43 @@ mask
       footer
  *
  * */
-export default class extends Base {
-  mask: HTMLDivElement
-  slide: HTMLDivElement
-  header: HTMLDivElement
+export default class {
+  mask: HTMLElement
+  slide: HTMLElement
+  header: HTMLElement
   body: HTMLElement
   main: HTMLElement
   footer: HTMLElement
   constructor() {
-    super()
-    this.header = this.build({
-      class: 'slide-header animate-slow',
+    this.header = b({
+      class: 'voa-slide-header voa-animate-slow',
     })
-    this.footer = this.build({
-      class: 'slide-footer',
+    this.footer = b({
+      class: 'voa-slide-footer',
       innerHtml: 'logout',
       onclick: () => {
         bus.emit('logout')
       }
     })
-    this.main = this.build({
-      class: 'slide-main',
-      children: [new account().main]
+    this.main = b({
+      class: 'voa-slide-main',
+      children: [
+        new account().main,
+        b({ class: 'voa-sm-separate' })
+      ]
     })
-    this.body = this.build({
-      class: 'slide-body animate-slow',
+    this.body = b({
+      class: 'voa-slide-body voa-animate-slow',
       style: 'animation-delay: 300ms',
       children: [this.main, this.footer]
     })
-    this.slide = this.build({
+    this.slide = b({
       id: 'voa-slide',
-      class: 'slide',
+      class: 'voa-slide',
       children: [this.header, this.body]
     })
-    this.mask = this.build({
-      class: 'slide-mask',
+    this.mask = b({
+      class: 'voa-slide-mask',
       style: 'visibility: hidden',
       children: [this.slide],
       onclick: (e: MouseEvent) => {
@@ -64,12 +66,12 @@ export default class extends Base {
   }
   show() {
     this.mask.style.visibility = 'visible'
-    this.addClass(this.header, 'slidein-right')
-    this.addClass(this.body, 'slidein-up')
+    this.header.classList.add('voa-slidein-right')
+    this.body.classList.add('voa-slidein-up')
   }
   hide() {
     this.mask.style.visibility = 'hidden'
-    this.removeClass(this.header, 'slidein-right')
-    this.removeClass(this.body, 'slidein-up')
+    this.header.classList.remove('voa-slidein-right')
+    this.body.classList.remove('voa-slidein-up')
   }
 }