diff --git a/public/index.html b/public/index.html
index 7d41efa..b834071 100644
--- a/public/index.html
+++ b/public/index.html
@@ -20,17 +20,6 @@
 
         .content { padding: 30px; }
 
-        .group-label {
-            text-align: center;
-            margin-bottom: 20px;
-            font-size: 16px;
-            color: #333;
-        }
-        .group-label .countdown {
-            color: #1890ff;
-            font-weight: 500;
-        }
-
         .image-grid {
             display: flex;
             flex-wrap: wrap;
@@ -53,49 +42,25 @@
             color: #999;
             padding: 80px 0;
         }
-
-        .indicator {
-            display: flex;
-            justify-content: center;
-            gap: 8px;
-            margin-top: 20px;
-        }
-        .indicator .dot {
-            width: 8px; height: 8px;
-            border-radius: 50%;
-            background: #ddd;
-        }
-        .indicator .dot.active {
-            background: #1890ff;
-        }
     </style>
 </head>
 <body>
-    <div class="header">
-        首页
-    </div>
+    <div class="header">首页</div>
     <div class="content">
-        <div id="groupLabel" class="group-label" style="display:none;">
-            <span id="groupName"></span>
-            <span id="countdown" class="countdown"></span>
-        </div>
         <div class="image-grid" id="imageGrid"></div>
         <div class="empty" id="empty">暂无图片</div>
-        <div class="indicator" id="indicator"></div>
     </div>
 
     <script>
-        let ws;
-        let countdownTimer = null;
-        let remaining = 0;
+        var ws;
 
         function connectWS() {
-            const protocol = location.protocol === 'https:' ? 'wss:' : 'ws:';
+            var protocol = location.protocol === 'https:' ? 'wss:' : 'ws:';
             ws = new WebSocket(protocol + '//' + location.host);
 
             ws.onmessage = function(e) {
                 try {
-                    const data = JSON.parse(e.data);
+                    var data = JSON.parse(e.data);
                     if (data.type === 'state') renderState(data);
                 } catch(err) {}
             };
@@ -106,37 +71,16 @@
         }
 
         function renderState(state) {
-            const grid = document.getElementById('imageGrid');
-            const empty = document.getElementById('empty');
-            const groupLabel = document.getElementById('groupLabel');
-            const indicator = document.getElementById('indicator');
+            var grid = document.getElementById('imageGrid');
+            var empty = document.getElementById('empty');
 
             if (!state.playing || state.images.length === 0) {
                 grid.innerHTML = '';
                 empty.style.display = 'block';
-                groupLabel.style.display = 'none';
-                indicator.innerHTML = '';
-                if (countdownTimer) { clearInterval(countdownTimer); countdownTimer = null; }
                 return;
             }
 
             empty.style.display = 'none';
-            groupLabel.style.display = 'block';
-            document.getElementById('groupName').textContent = state.group_name + '  ';
-
-            remaining = state.remaining;
-            updateCountdownDisplay();
-            if (countdownTimer) clearInterval(countdownTimer);
-            if (remaining > 0) {
-                countdownTimer = setInterval(function() {
-                    remaining--;
-                    if (remaining <= 0) {
-                        clearInterval(countdownTimer);
-                        countdownTimer = null;
-                    }
-                    updateCountdownDisplay();
-                }, 1000);
-            }
 
             grid.innerHTML = '';
             state.images.forEach(function(img) {
@@ -148,7 +92,10 @@
                 var pressTimer;
                 imgEl.addEventListener('touchstart', function() {
                     pressTimer = setTimeout(function() {
-                        saveImage('/uploads/' + img.filename, img.original_name);
+                        var a = document.createElement('a');
+                        a.href = '/uploads/' + img.filename;
+                        a.download = img.original_name || 'image.jpg';
+                        a.click();
                     }, 1000);
                 });
                 imgEl.addEventListener('touchend', function() { clearTimeout(pressTimer); });
@@ -156,31 +103,6 @@
                 div.appendChild(imgEl);
                 grid.appendChild(div);
             });
-
-            indicator.innerHTML = '';
-            for (var i = 0; i < state.total; i++) {
-                var dot = document.createElement('div');
-                dot.className = 'dot' + (i === state.current_index ? ' active' : '');
-                indicator.appendChild(dot);
-            }
-        }
-
-        function updateCountdownDisplay() {
-            var el = document.getElementById('countdown');
-            if (remaining < 0) {
-                el.textContent = '持续展示';
-            } else if (remaining > 0) {
-                el.textContent = remaining + '秒';
-            } else {
-                el.textContent = '';
-            }
-        }
-
-        function saveImage(url, name) {
-            var a = document.createElement('a');
-            a.href = url;
-            a.download = name || 'image.jpg';
-            a.click();
         }
 
         connectWS();
diff --git a/public/login.html b/public/login.html
index b9c171f..d6a72c6 100644
--- a/public/login.html
+++ b/public/login.html
@@ -7,16 +7,7 @@
     <link rel="stylesheet" href="css/style.css">
 </head>
 <body>
-    <header>
-        <div class="container">
-            <h1>图片资源管理</h1>
-            <nav>
-                <a href="/">首页</a>
-                <a href="/login">登录</a>
-                <a href="/admin">管理</a>
-            </nav>
-        </div>
-    </header>
+
     
     <main class="container">
         <div class="login-form">
diff --git a/server.js b/server.js
index 645b685..8caf7b4 100644
--- a/server.js
+++ b/server.js
@@ -1,5 +1,6 @@
 const express = require('express');
 const path = require('path');
+const os = require('os');
 const multer = require('multer');
 const initSqlJs = require('sql.js');
 const { v4: uuidv4 } = require('uuid');
@@ -11,11 +12,12 @@ const FRONT_PORT = 80;
 
 let db;
 
+const DB_PATH = path.join(os.homedir(), '.showpic.db');
+
 async function initDB() {
     const SQL = await initSqlJs();
-    const dbPath = path.join(__dirname, 'data', 'sqlite.db');
-    if (fs.existsSync(dbPath)) {
-        db = new SQL.Database(fs.readFileSync(dbPath));
+    if (fs.existsSync(DB_PATH)) {
+        db = new SQL.Database(fs.readFileSync(DB_PATH));
     } else {
         db = new SQL.Database();
     }
@@ -42,7 +44,7 @@ async function initDB() {
 
 function saveDB() {
     const data = db.export();
-    fs.writeFileSync(path.join(__dirname, 'data', 'sqlite.db'), Buffer.from(data));
+    fs.writeFileSync(DB_PATH, Buffer.from(data));
 }
 
 function runQuery(sql, params) {
