diff --git a/admin/dashboard/templates/index.html b/admin/dashboard/templates/index.html
index edfe469..0cc5c9c 100644
--- a/admin/dashboard/templates/index.html
+++ b/admin/dashboard/templates/index.html
@@ -158,25 +158,37 @@
     
     <el-row :gutter="20" style="margin-top: 20px;">
         <el-col :span="12">
-            <div class="chart-container">
-                <h3>插件使用排行</h3>
-                <canvas id="pluginChart" width="400" height="150"></canvas>
-            </div>
+            <el-card shadow="hover">
+                <div slot="header">
+                    <h3>插件使用排行</h3>
+                </div>
+                <div class="chart-container">
+                    <canvas id="pluginChart"></canvas>
+                </div>
+            </el-card>
         </el-col>
         <el-col :span="12">
-            <div class="chart-container">
-                <h3>成功率分析</h3>
-                <canvas id="successRateChart" width="400" height="150"></canvas>
-            </div>
+            <el-card shadow="hover">
+                <div slot="header">
+                    <h3>成功率分析</h3>
+                </div>
+                <div class="chart-container">
+                    <canvas id="successRateChart"></canvas>
+                </div>
+            </el-card>
         </el-col>
     </el-row>
     
     <el-row :gutter="20" style="margin-top: 20px;">
         <el-col :span="24">
-            <div class="chart-container">
-                <h3>使用趋势</h3>
-                <canvas id="trendChart" width="800" height="150"></canvas>
-            </div>
+            <el-card shadow="hover">
+                <div slot="header">
+                    <h3>使用趋势</h3>
+                </div>
+                <div class="chart-container">
+                    <canvas id="trendChart"></canvas>
+                </div>
+            </el-card>
         </el-col>
     </el-row>