diff --git a/backend/mini.db b/backend/mini.db
deleted file mode 100644
index e2a2455..0000000
Binary files a/backend/mini.db and /dev/null differ
diff --git a/backend/mini.db-shm b/backend/mini.db-shm
deleted file mode 100644
index c3ca016..0000000
Binary files a/backend/mini.db-shm and /dev/null differ
diff --git a/backend/mini.db-wal b/backend/mini.db-wal
deleted file mode 100644
index 4cef618..0000000
Binary files a/backend/mini.db-wal and /dev/null differ
diff --git a/frontend/index.html b/frontend/index.html
index 030a6ff..7f64354 100644
--- a/frontend/index.html
+++ b/frontend/index.html
@@ -4,7 +4,7 @@
     <meta charset="UTF-8" />
     <link rel="icon" href="/favicon.ico" />
     <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-    <title>Vite App</title>
+    <title>Mini RBAC</title>
   </head>
   <body>
     <div id="app"></div>
diff --git a/frontend/src/components/echart/eachart-view.vue b/frontend/src/components/echart/eachart-view.vue
index d1f533d..ff1c229 100644
--- a/frontend/src/components/echart/eachart-view.vue
+++ b/frontend/src/components/echart/eachart-view.vue
@@ -15,7 +15,7 @@ defineProps({
 
 <template>
   <div class="echart-data">
-    <Card title="资源使用率">
+    <Card title="资源使用率" class="left">
       <EchartSystemInfo
         :cpu-value="systemUsage.cpu"
         :disk-value="systemUsage.disk"
@@ -40,4 +40,7 @@ defineProps({
   width: 100%;
   justify-content: space-around;
 }
+.left {
+  width: 40%;
+}
 </style>
