diff --git a/index.html b/index.html
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index 0000000..79973d2
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+++ b/index.html
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+<!DOCTYPE html>
+<html xmlns:th="http://www.thymeleaf.org">
+<head>
+    <title>课堂点名系统</title>
+    <link rel="stylesheet" type="text/css" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/css/bootstrap.min.css">
+    <link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/font-awesome/5.15.3/css/all.min.css">
+    <style>
+        @keyframes gradientAnimation {
+            0% { background-position: 0% 50%; }
+            50% { background-position: 100% 50%; }
+            100% { background-position: 0% 50%; }
+        }
+
+        body {
+            background: linear-gradient(120deg, #a1c4fd, #c2e9fb, #c2e9fb, #a1c4fd);
+            background-size: 300% 300%;
+            animation: gradientAnimation 10s ease infinite;
+            color: #fff;
+            font-family: Arial, sans-serif;
+        }
+
+        .container {
+            background: rgba(255, 255, 255, 0.85);
+            border-radius: 10px;
+            padding: 30px;
+            box-shadow: 0 0 20px rgba(0, 0, 0, 0.2);
+            color: #000;
+            transform: translateY(100px);
+            opacity: 0;
+            transition: all 0.5s ease-in-out;
+        }
+
+        .container.show {
+            transform: translateY(0);
+            opacity: 1;
+        }
+
+        .card {
+            border-radius: 10px;
+            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
+            margin-bottom: 20px;
+            transform: scale(0.9);
+            transition: transform 0.3s ease-in-out;
+        }
+
+        .card:hover {
+            transform: scale(1);
+        }
+
+        h1, h2 {
+            font-weight: 400;
+            position: relative;
+            display: inline-block;
+            color: #3399ff;
+        }
+
+        h1::after, h2::after {
+            content: '';
+            position: absolute;
+            width: 100%;
+            transform: scaleX(0);
+            height: 3px;
+            bottom: 0;
+            left: 0;
+            background-color: #3399ff;
+            transform-origin: bottom right;
+            transition: transform 0.25s ease-out;
+        }
+
+        h1:hover::after, h2:hover::after {
+            transform: scaleX(1);
+            transform-origin: bottom left;
+        }
+
+        .btn-primary, .btn-success, .btn-info, .btn-secondary {
+            border-radius: 50px;
+            transition: background-color 0.3s ease;
+        }
+
+        .btn-primary:hover, .btn-success:hover, .btn-info:hover, .btn-secondary:hover {
+            background-color: #3399ff;
+            color: #fff;
+        }
+
+        .fab {
+            position: fixed;
+            right: 30px;
+            bottom: 30px;
+            background: #3399ff;
+            color: #fff;
+            border-radius: 50%;
+            width: 60px;
+            height: 60px;
+            display: flex;
+            align-items: center;
+            justify-content: center;
+            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
+            cursor: pointer;
+            transition: background-color 0.3s ease;
+        }
+
+        .fab:hover {
+            background-color: #2673d1;
+        }
+
+        .fab i {
+            font-size: 24px;
+        }
+    </style>
+</head>
+<body>
+<div class="container mt-4" id="main-container">
+    <h1 class="text-center">课堂点名系统</h1>
+
+    <div class="alert alert-success" th:if="${message}">
+        <span th:text="${message}"></span>
+    </div>
+
+    <div class="card p-4">
+        <form method="post" action="/upload" enctype="multipart/form-data" th:if="${uploadSuccess == null}">
+            <div class="form-group">
+                <label for="file">文件上传区域</label>
+                <input type="file" class="form-control-file" id="file" name="file" required>
+            </div>
+            <button type="submit" class="btn btn-primary btn-block">上传</button>
+        </form>
+    </div>
+
+    <hr th:if="${uploadSuccess != null}">
+
+    <div class="card p-4" th:if="${uploadSuccess != null}">
+        <form method="post" action="/pick">
+            <button type="submit" class="btn btn-success btn-block">
+                <i class="fas fa-random"></i> 随机点名
+            </button>
+        </form>
+    </div>
+
+    <hr>
+
+    <div class="card p-4" th:if="${pickedStudent != null}">
+        <h2>点到的学生：</h2>
+        <p>姓名：<span th:text="${pickedStudent.name}"></span></p>
+        <p>学号：<span th:text="${pickedStudent.studentId}"></span></p>
+
+        <form method="post" action="/updatePoints">
+            <input type="hidden" name="studentId" th:value="${pickedStudent.id}">
+            <div class="form-group">
+                <label for="points">调整积分：</label>
+                <input type="number" class="form-control" id="points" name="points" step="0.1" value="1" required>
+            </div>
+            <button type="submit" class="btn btn-info btn-block">更新积分</button>
+        </form>
+
+        <form method="post" action="/pick" class="mt-3">
+            <button type="submit" class="btn btn-secondary btn-block">开始下一次点名</button>
+        </form>
+    </div>
+
+    <hr>
+
+    <div class="card p-4">
+        <h2>学生名单：</h2>
+        <table class="table table-striped table-bordered mt-3">
+            <thead class="thead-dark">
+            <tr>
+                <th>姓名</th>
+                <th>学号</th>
+                <th>积分</th>
+            </tr>
+            </thead>
+            <tbody>
+            <tr th:each="student : ${students}">
+                <td th:text="${student.name}"></td>
+                <td th:text="${student.studentId}"></td>
+                <td th:text="${student.points}"></td>
+            </tr>
+            </tbody>
+        </table>
+    </div>
+</div>
+
+<a href="/pick" class="fab">
+    <i class="fas fa-random"></i>
+</a>
+
+<script src="https://code.jquery.com/jquery-3.2.1.slim.min.js"></script>
+<script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.11.0/umd/popper.min.js"></script>
+<script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0/js/bootstrap.min.js"></script>
+<script>
+    document.addEventListener("DOMContentLoaded", function() {
+        const container = document.getElementById('main-container');
+        container.classList.add('show');
+    });
+</script>
+</body>
+</html>
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