diff --git a/templates/login.html b/templates/login.html
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+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>登录 - 客户端控制面板</title>
+    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css" rel="stylesheet">
+    <style>
+        body {
+            display: flex;
+            align-items: center;
+            padding-top: 40px;
+            padding-bottom: 40px;
+            background-color: #f5f5f5;
+            height: 100vh;
+        }
+        .form-signin {
+            width: 100%;
+            max-width: 330px;
+            padding: 15px;
+            margin: auto;
+        }
+    </style>
+</head>
+<body>
+    <main class="form-signin text-center">
+        <form method="POST">
+            <h1 class="h3 mb-3 fw-normal">请输入访问密码</h1>
+            {% if error %}
+            <div class="alert alert-danger" role="alert">
+                {{ error }}
+            </div>
+            {% endif %}
+            <div class="form-floating">
+                <input type="password" class="form-control" id="password" name="password" placeholder="密码" required>
+                <label for="password">密码</label>
+            </div>
+            <button class="w-100 btn btn-lg btn-primary mt-3" type="submit">登录</button>
+        </form>
+    </main>
+</body>
+</html>
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