diff --git a/app/templates/error.html b/app/templates/error.html
new file mode 100644
index 0000000..e69de29
diff --git a/app/templates/index.html b/app/templates/index.html
new file mode 100644
index 0000000..97d067c
--- /dev/null
+++ b/app/templates/index.html
@@ -0,0 +1,150 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>词性标注工具</title>
+    <style>
+        /* 全局样式 */
+        body {
+            font-family: "PingFang SC", "Microsoft YaHei", "Source Han Sans", Arial, sans-serif;
+            margin: 0;
+            padding: 0;
+            background-color: #f9f9f9;
+        }
+
+        /* 页面容器 */
+        .container {
+            max-width: 800px;
+            margin: 50px auto;
+            padding: 20px;
+            background-color: #fff;
+            border-radius: 10px;
+            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
+        }
+
+        /* 标题样式 */
+        h1 {
+            text-align: center;
+            color: #333;
+            margin-bottom: 20px;
+        }
+
+        /* 切换按钮样式 */
+        .switch-buttons {
+            text-align: center;
+            margin-bottom: 20px;
+        }
+
+        .switch-buttons button {
+            background-color: #007bff;
+            color: #fff;
+            border: none;
+            padding: 10px 20px;
+            font-size: 14px;
+            cursor: pointer;
+            margin: 0 10px;
+            border-radius: 5px;
+            transition: background-color 0.3s ease;
+        }
+
+        .switch-buttons button:hover {
+            background-color: #0056b3;
+        }
+
+        /* 输入框容器 */
+        .input-container {
+            display: none;
+        }
+
+        .input-container.active {
+            display: block !important;
+        }
+
+        /* 表单元素 */
+        label {
+            font-size: 14px;
+            color: #555;
+            margin-bottom: 8px;
+            display: block;
+        }
+
+        input[type="file"],
+        textarea {
+            width: 97%;
+            padding: 10px;
+            font-size: 14px;
+            border: 1px solid #ddd;
+            border-radius: 5px;
+            margin-bottom: 20px;
+        }
+
+        /* 提交按钮右对齐 */
+        .form-actions {
+            text-align: right;
+        }
+
+        button[type="submit"] {
+            background-color: #28a745;
+            color: #fff;
+            border: none;
+            padding: 10px 20px;
+            font-size: 14px;
+            cursor: pointer;
+            border-radius: 5px;
+            transition: background-color 0.3s ease;
+        }
+
+        button[type="submit"]:hover {
+            background-color: #218838;
+        }
+    </style>
+</head>
+<body>
+    <div class="container">
+        <h1>词性标注工具</h1>
+
+        <!-- 切换方式 -->
+        <div class="switch-buttons">
+            <button onclick="toggleInputMethod('file')">上传文件</button>
+            <button onclick="toggleInputMethod('text')">粘贴文本</button>
+        </div>
+
+        <!-- 文件上传 -->
+        <div id="file-upload-container" class="input-container active">
+            <form action="/process" method="post" enctype="multipart/form-data">
+                <label for="file">选择文件：</label>
+                <input type="file" name="file" id="file">
+                <div class="form-actions">
+                    <button type="submit">提交文本</button>
+                </div>
+            </form>
+        </div>
+
+        <!-- 粘贴文本 -->
+        <div id="text-paste-container" class="input-container">
+            <form action="/process" method="post">
+                <label for="text">粘贴文本：</label>
+                <textarea name="text" id="text" rows="10" placeholder="在这里粘贴要处理的文本"></textarea>
+                <div class="form-actions">
+                    <button type="submit">提交文本</button>
+                </div>
+            </form>
+        </div>
+    </div>
+
+    <script>
+        function toggleInputMethod(method) {
+            const fileContainer = document.getElementById("file-upload-container");
+            const textContainer = document.getElementById("text-paste-container");
+            if (method === "file") {
+                fileContainer.classList.add("active");
+                textContainer.classList.remove("active");
+            } else {
+                textContainer.classList.add("active");
+                fileContainer.classList.remove("active");
+            }
+        }
+    </script>
+</body>
+</html>
diff --git a/app/templates/result.html b/app/templates/result.html
new file mode 100644
index 0000000..15a5c1d
--- /dev/null
+++ b/app/templates/result.html
@@ -0,0 +1,143 @@
+<!DOCTYPE html>
+<html lang="zh-CN">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>标注结果</title>
+    <style>
+        body {
+            background-color: #fafafa;
+            margin: 0;
+            padding: 0;
+            display: flex;
+            flex-direction: column;
+            align-items: center;
+        }
+
+        #result {
+            font-family: "PingFang SC", "Microsoft YaHei", "Source Han Sans", "Noto Sans CJK SC", Arial, sans-serif;
+            font-size: 16px;
+            color: #333;
+            line-height: 1.8;
+            background-color: #f9f9f9;
+            border: 1px solid #ddd;
+            padding: 15px;
+            border-radius: 5px;
+            box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
+            max-width: 800px;
+            width: 90%;
+            margin-top: 20px;
+        }
+
+        #return {
+            position: absolute; /* 固定在页面的左上角 */
+            top: 10px;
+            left: 10px;
+            text-decoration: none;
+            font-size: 14px;
+            color: #007bff; /* 蓝色字体 */
+            background: #f1f1f1; /* 浅灰背景 */
+            padding: 8px 12px;
+            border-radius: 5px;
+            box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
+        }
+
+        #return:hover {
+            background: #e2e6ea; /* 鼠标悬停时背景变化 */
+        }
+
+        p {
+            margin: 10px 0;
+            text-align: justify;
+        }
+
+        .word.n { color: red; }
+        .word.v { color: blue; }
+        .word.a { color: green; }
+        .word.d { color: orange; }
+
+        .word.hidden { color: inherit !important; }
+    </style>
+</head>
+<body>
+    <h1>标注结果</h1>
+
+    <!-- 返回按钮 -->
+    <a href="/" id="return">返回</a>
+
+    <!-- 词性说明与控制 -->
+    <div style="margin-bottom: 10px;">
+        <strong>词性显示控制：</strong>
+        <label><input type="checkbox" id="toggle-n" checked> <span style="color: red;">名词</span></label>
+        <label><input type="checkbox" id="toggle-a" checked> <span style="color: green;">形容词</span></label>
+
+        <label><input type="checkbox" id="toggle-v"> <span style="color: blue;">动词</span></label>
+        <label><input type="checkbox" id="toggle-d"> <span style="color: orange;">副词</span></label>
+    </div>
+
+    <!-- 标注结果 -->
+    <div id="result">
+        {{ content | safe }}
+    </div>
+
+    <div>
+    <strong>导出结果：</strong>
+    <button onclick="exportFile('html')">导出为 HTML</button>
+    <button onclick="exportFile('pdf')">导出为 PDF</button>
+    <button onclick="exportFile('rtf')">导出为富文本（RTF）</button>
+    </div>
+
+    <script>
+        function exportFile(format) {
+    const content = document.getElementById("result").innerHTML; // 获取结果内容
+    fetch("/export", {
+        method: "POST",
+        headers: {
+            "Content-Type": "application/json"
+        },
+        body: JSON.stringify({ format: format, content: content }) // 确保键名正确
+    })
+        .then(response => {
+            if (response.ok) return response.blob();
+            throw new Error("导出失败");
+        })
+        .then(blob => {
+            const url = window.URL.createObjectURL(blob);
+            const a = document.createElement("a");
+            a.style.display = "none";
+            a.href = url;
+            a.download = `exported_result.${format}`;
+            document.body.appendChild(a);
+            a.click();
+            window.URL.revokeObjectURL(url);
+        })
+        .catch(err => alert(err.message));
+}
+    </script>
+
+    <script>
+        // 获取复选框和结果区域
+        const toggles = {
+            n: document.getElementById("toggle-n"),
+            v: document.getElementById("toggle-v"),
+            a: document.getElementById("toggle-a"),
+            d: document.getElementById("toggle-d"),
+        };
+        const resultDiv = document.getElementById("result");
+
+        // 监听复选框的切换事件
+        Object.entries(toggles).forEach(([tag, checkbox]) => {
+            checkbox.addEventListener("change", () => {
+                const words = resultDiv.querySelectorAll(`.word.${tag}`);
+                words.forEach(word => {
+                    if (checkbox.checked) {
+                        word.classList.remove("hidden"); // 恢复颜色
+                    } else {
+                        word.classList.add("hidden"); // 移除颜色
+                    }
+                });
+            });
+        });
+    </script>
+</body>
+</html>
