diff --git a/css/index.css b/css/index.css
index b851c4b..67abc24 100644
--- a/css/index.css
+++ b/css/index.css
@@ -76,129 +76,6 @@
   color: #38BDF8;
 }
 
-/* ============================================
-   Header 右侧导航重新设计
-   ============================================ */
-
-/* nav-header 确保高度 */
-#index .nav-header {
-  max-width: var(--container-max-width);
-  margin: 0 auto;
-  padding: 0 var(--container-padding-x);
-  display: flex;
-  align-items: stretch;
-  height: 70px;
-}
-
-#index .nav-header .nav-left {
-  display: flex;
-  align-items: center;
-  flex: 1;
-}
-
-/* nav-right 布局 */
-#index .nav-right {
-  display: flex;
-  align-items: stretch;
-  height: 100%;
-}
-
-/* 纯文字链接样式 */
-#index .nav-right .nav-text-link {
-  color: #CBD5E1;
-  font-size: 14px;
-  font-weight: 400;
-  padding: 0 16px;
-  display: flex;
-  align-items: center;
-  transition: all 0.3s ease;
-  cursor: pointer;
-  text-decoration: none;
-}
-
-#index .nav-right .nav-text-link:hover {
-  color: #38BDF8;
-}
-
-/* 分隔符样式 */
-#index .nav-right .nav-divider {
-  color: rgba(148, 163, 184, 0.3);
-  display: flex;
-  align-items: center;
-  font-size: 14px;
-  user-select: none;
-}
-
-/* 登录注册容器 - 与其他导航项平级 */
-#index .no-login {
-  display: contents; /* 让子元素直接参与父级 flex 布局 */
-}
-
-/* 登录和注册文字链接 */
-#index .no-login .nav-text-link {
-  padding: 0 16px;
-  display: flex;
-  align-items: center;
-  color: #CBD5E1;
-  font-size: 14px;
-  font-weight: 400;
-  transition: all 0.3s ease;
-  cursor: pointer;
-}
-
-#index .no-login .nav-text-link:hover {
-  color: #38BDF8;
-}
-
-/* 已登录状态样式 */
-#index .login-in {
-  display: flex;
-  align-items: center;
-  gap: 8px;
-  padding: 0 20px;
-  cursor: pointer;
-  transition: all 0.3s ease;
-  position: relative;
-  border-left: 1px solid rgba(148, 163, 184, 0.15);
-  height: 100%;
-}
-
-#index .login-in:hover {
-  background: rgba(56, 189, 248, 0.05);
-}
-
-#index .login-in .head-img {
-  width: 32px;
-  height: 32px;
-  border-radius: 50%;
-  background: linear-gradient(135deg, #38BDF8 0%, #6366F1 100%);
-  border: 2px solid rgba(148, 163, 184, 0.3);
-  transition: all 0.3s ease;
-}
-
-#index .login-in:hover .head-img {
-  border-color: rgba(56, 189, 248, 0.6);
-  box-shadow: 0 0 15px rgba(56, 189, 248, 0.4);
-}
-
-#index .login-in .name {
-  color: #E5E7EB;
-  font-size: 14px;
-  font-weight: 500;
-}
-
-/* 响应式适配 */
-@media (max-width: 768px) {
-  #index .nav-header {
-    height: 60px;
-  }
-
-  #index .nav-right .nav-text-link {
-    padding: 0 12px;
-    font-size: 13px;
-  }
-}
-
 /* 首页下拉菜单优化 - 确保高层级 */
 #index .nav-cont {
   background: rgba(15, 23, 42, 0.95);
diff --git a/public/header.html b/public/header.html
index 42b31c2..f5189dc 100644
--- a/public/header.html
+++ b/public/header.html
@@ -29,14 +29,15 @@
       </div>
     </div>
     <div class="nav-right">
-      <a href="/document.html" class="nav-text-link">文档</a>
-      <span class="nav-divider">|</span>
-      <a href="/home.htm" class="nav-text-link">控制台</a>
-      <span class="nav-divider">|</span>
+      <a href="/document.html">
+        <div class="control">文档</div>
+      </a>
+      <a href="/home.htm">
+        <div class="control">控制台</div>
+      </a>
       <div class="no-login" style="display: none;">
-        <span class="nav-text-link" id="loginBtn">登录</span>
-        <span class="nav-divider">|</span>
-        <span class="nav-text-link" id="registBtn">注册</span>
+        <div class="btn btn-normal-light mr-10" id="loginBtn">登录</div>
+        <div class="btn btn-normal" id="registBtn">立即注册</div>
       </div>
       <div class="login-in " style="display: none;">
         <div id="headImg" class="head-img"></div>