diff --git a/yack-mini/miniprogram/assets/images/default-avatar.png b/yack-mini/miniprogram/assets/images/default-avatar.png
index 606ab90f..471aadc3 100644
Binary files a/yack-mini/miniprogram/assets/images/default-avatar.png and b/yack-mini/miniprogram/assets/images/default-avatar.png differ
diff --git a/yack-mini/miniprogram/components/device-card/device-card.wxml b/yack-mini/miniprogram/components/device-card/device-card.wxml
index 4c4e6419..b5653440 100644
--- a/yack-mini/miniprogram/components/device-card/device-card.wxml
+++ b/yack-mini/miniprogram/components/device-card/device-card.wxml
@@ -32,6 +32,8 @@
       bindchange="handleSwitch"
     />
     <!-- 删除按钮 -->
-    <view class="delete-btn" catchtap="handleDelete">删除</view>
+    <button class="delete-btn" catchtap="handleDelete" size="mini">
+      删除
+    </button>
   </view>
 </view>
\ No newline at end of file
diff --git a/yack-mini/miniprogram/components/device-card/device-card.wxss b/yack-mini/miniprogram/components/device-card/device-card.wxss
index 61a3d567..2ab7e726 100644
--- a/yack-mini/miniprogram/components/device-card/device-card.wxss
+++ b/yack-mini/miniprogram/components/device-card/device-card.wxss
@@ -83,7 +83,9 @@
   display: flex;
   flex-direction: column;
   align-items: flex-end;
+  justify-content: space-between;
   margin-left: 20rpx;
+  height: 120rpx;
 }
 
 .device-switch {
@@ -92,7 +94,28 @@
 }
 
 .delete-btn {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  min-width: 100rpx;
+  height: 56rpx;
+  padding: 0 20rpx;
+  margin: 0;
   font-size: 24rpx;
   color: #ff4d4f;
-  padding: 4rpx 12rpx;
+  background-color: #fff1f0;
+  border: 1rpx solid #ffa39e;
+  border-radius: 28rpx;
+  line-height: 1;
+  transition: all 0.2s ease;
+}
+
+.delete-btn::after {
+  border: none;
+}
+
+.delete-btn:active {
+  background-color: #ff4d4f;
+  color: #fff;
+  border-color: #ff4d4f;
 }
\ No newline at end of file
diff --git a/yack-mini/miniprogram/env.config.js b/yack-mini/miniprogram/env.config.js
index 5585f230..451ac248 100644
--- a/yack-mini/miniprogram/env.config.js
+++ b/yack-mini/miniprogram/env.config.js
@@ -5,8 +5,8 @@
 
 // 开发环境
 const DEV_CONFIG = {
-  baseUrl: 'http://localhost:8080',
-  mqttServer: 'wxs://localhost:8084/mqtt',
+  baseUrl: 'http://192.168.110.117:8080',
+  mqttServer: 'wxs://192.168.110.117:8084/mqtt',
 };
 
 // 生产环境
diff --git a/yack-mini/miniprogram/pages/device/detail/detail.wxss b/yack-mini/miniprogram/pages/device/detail/detail.wxss
index 6518c601..1f9bdc06 100644
--- a/yack-mini/miniprogram/pages/device/detail/detail.wxss
+++ b/yack-mini/miniprogram/pages/device/detail/detail.wxss
@@ -140,11 +140,22 @@
 .btn-upload {
   flex: 1;
   min-width: 200rpx;
+  display: flex;
+  align-items: center;
+  justify-content: center;
   height: 80rpx;
-  line-height: 80rpx;
+  line-height: 1;
   font-size: 28rpx;
   border-radius: 8rpx;
   border: none;
+  padding: 0;
+  margin: 0;
+}
+
+.btn-connect::after,
+.btn-mqtt::after,
+.btn-upload::after {
+  border: none;
 }
 
 .btn-connect {
diff --git a/yack-mini/miniprogram/pages/device/scan/scan.wxss b/yack-mini/miniprogram/pages/device/scan/scan.wxss
index 51b087b2..f549ed78 100644
--- a/yack-mini/miniprogram/pages/device/scan/scan.wxss
+++ b/yack-mini/miniprogram/pages/device/scan/scan.wxss
@@ -119,22 +119,40 @@
 
 .btn-scan {
   flex: 1;
+  display: flex;
+  align-items: center;
+  justify-content: center;
   background-color: #1890ff;
   color: #fff;
   height: 88rpx;
-  line-height: 88rpx;
+  line-height: 1;
   border-radius: 44rpx;
   border: none;
+  padding: 0;
+  margin: 0;
+}
+
+.btn-scan::after {
+  border: none;
 }
 
 .btn-stop {
   flex: 1;
+  display: flex;
+  align-items: center;
+  justify-content: center;
   background-color: #ff4d4f;
   color: #fff;
   height: 88rpx;
-  line-height: 88rpx;
+  line-height: 1;
   border-radius: 44rpx;
   border: none;
+  padding: 0;
+  margin: 0;
+}
+
+.btn-stop::after {
+  border: none;
 }
 
 /* 配置弹窗 */
@@ -212,12 +230,22 @@
 .btn-cancel,
 .btn-confirm {
   flex: 1;
+  display: flex;
+  align-items: center;
+  justify-content: center;
   height: 100rpx;
-  line-height: 100rpx;
+  line-height: 1;
   font-size: 30rpx;
   border: none;
   border-radius: 0;
   background-color: transparent;
+  padding: 0;
+  margin: 0;
+}
+
+.btn-cancel::after,
+.btn-confirm::after {
+  border: none;
 }
 
 .btn-cancel {
diff --git a/yack-mini/miniprogram/pages/index/index.wxml b/yack-mini/miniprogram/pages/index/index.wxml
index a4dc5cf6..c7798bea 100644
--- a/yack-mini/miniprogram/pages/index/index.wxml
+++ b/yack-mini/miniprogram/pages/index/index.wxml
@@ -1,14 +1,14 @@
 <!-- 首页 - 设备列表 -->
 <view class="container">
   <!-- 已登录用户信息栏 -->
-  <view class="user-bar card" wx:if="{{userInfo}}">
+  <!-- <view class="user-bar card" wx:if="{{userInfo}}">
     <image class="user-avatar" src="{{userInfo.avatar || '/assets/images/default-avatar.png'}}" mode="aspectFill"></image>
     <view class="user-info">
       <text class="user-name">{{userInfo.userName}}</text>
       <text class="user-id">ID: {{userInfo.userId}}</text>
     </view>
     <view class="logout-btn" bindtap="handleLogout">退出</view>
-  </view>
+  </view> -->
 
   <!-- 设备列表 -->
   <view class="device-list" wx:if="{{devices.length > 0}}">
diff --git a/yack-mini/miniprogram/pages/index/index.wxss b/yack-mini/miniprogram/pages/index/index.wxss
index 434f62b3..b47ccb28 100644
--- a/yack-mini/miniprogram/pages/index/index.wxss
+++ b/yack-mini/miniprogram/pages/index/index.wxss
@@ -58,16 +58,26 @@
 }
 
 .add-btn {
+  width: 100%;
+  display: flex;
+  align-items: center;
+  justify-content: center;
   background-color: #1890ff;
   color: #fff;
   height: 92rpx;
-  line-height: 92rpx;
+  line-height: 1;
   font-size: 32rpx;
   border-radius: 46rpx;
   border: none;
+  padding: 0;
+  margin: 0;
   box-shadow: 0 8rpx 24rpx rgba(24, 144, 255, 0.4);
 }
 
+.add-btn::after {
+  border: none;
+}
+
 .add-btn:active {
   background-color: #096dd9;
 }
\ No newline at end of file
diff --git a/yack-mini/miniprogram/pages/login/login.wxml b/yack-mini/miniprogram/pages/login/login.wxml
index 9a8353c9..11166af9 100644
--- a/yack-mini/miniprogram/pages/login/login.wxml
+++ b/yack-mini/miniprogram/pages/login/login.wxml
@@ -4,7 +4,7 @@
   <view class="login-header">
     <image class="logo" src="/assets/images/logo_zh.png" mode="aspectFit"></image>
     <text class="title">岩安测控蓝牙网关</text>
-    <text class="subtitle">采集 BLE 设备数据，透传至云平台</text>
+    <!-- <text class="subtitle">采集 BLE 设备数据，透传至云平台</text> -->
   </view>
 
   <!-- 登录表单 -->
diff --git a/yack-mini/miniprogram/pages/login/login.wxss b/yack-mini/miniprogram/pages/login/login.wxss
index aae82f74..2fc07462 100644
--- a/yack-mini/miniprogram/pages/login/login.wxss
+++ b/yack-mini/miniprogram/pages/login/login.wxss
@@ -78,12 +78,21 @@
 .btn-login {
   width: 100%;
   height: 88rpx;
+  display: flex;
+  align-items: center;
+  justify-content: center;
   background-color: #1890ff;
   color: #fff;
   font-size: 32rpx;
   border-radius: 8rpx;
   margin-top: 40rpx;
   border: none;
+  padding: 0;
+  line-height: 1;
+}
+
+.btn-login::after {
+  border: none;
 }
 
 .btn-login:active {
diff --git a/yack-mini/miniprogram/pages/mine/mine.wxml b/yack-mini/miniprogram/pages/mine/mine.wxml
index 9fc5fb88..56b348ec 100644
--- a/yack-mini/miniprogram/pages/mine/mine.wxml
+++ b/yack-mini/miniprogram/pages/mine/mine.wxml
@@ -6,7 +6,7 @@
       <image class="avatar" src="/assets/images/default-avatar.png" mode="aspectFill"></image>
       <view class="info">
         <text class="username">{{userInfo.userName || '未登录'}}</text>
-        <text class="user-id">ID: {{userInfo.userId || '-'}}</text>
+        <!-- <text class="user-id">ID: {{userInfo.userId || '-'}}</text> -->
       </view>
     </view>
   </view>
diff --git a/yack-mini/miniprogram/pages/mine/mine.wxss b/yack-mini/miniprogram/pages/mine/mine.wxss
index da6aa39e..781adf82 100644
--- a/yack-mini/miniprogram/pages/mine/mine.wxss
+++ b/yack-mini/miniprogram/pages/mine/mine.wxss
@@ -118,12 +118,17 @@
 .logout-btn {
   width: 100%;
   height: 88rpx;
-  line-height: 88rpx;
+  display: flex;
+  align-items: center;
+  justify-content: center;
   background-color: #fff;
   color: #ff4d4f;
   font-size: 32rpx;
   border: none;
   border-radius: 8rpx;
+  padding: 0;
+  margin: 0;
+  line-height: 1;
 }
 
 .logout-btn::after {