diff --git a/git的使用_212206319.docx b/git的使用_212206319.docx
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diff --git a/index.html b/index.html
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+++ b/index.html
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+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>简易计算器</title>
+    <link rel="stylesheet" href="styles.css">
+</head>
+<body>
+<div class="calculator">
+    <input type="text" id="display" disabled>
+    <div class="buttons">
+        <button onclick="appendNumber(7)">7</button>
+        <button onclick="appendNumber(8)">8</button>
+        <button onclick="appendNumber(9)">9</button>
+        <button onclick="chooseOperation('/')">/</button>
+        <button onclick="appendNumber(4)">4</button>
+        <button onclick="appendNumber(5)">5</button>
+        <button onclick="appendNumber(6)">6</button>
+        <button onclick="chooseOperation('*')">*</button>
+        <button onclick="appendNumber(1)">1</button>
+        <button onclick="appendNumber(2)">2</button>
+        <button onclick="appendNumber(3)">3</button>
+        <button onclick="chooseOperation('-')">-</button>
+        <button onclick="clearDisplay()">C</button>
+        <button onclick="appendNumber(0)">0</button>
+        <button onclick="appendDecimal('.')">.</button>
+        <button onclick="calculateResult('=')">=</button>
+        <button onclick="chooseOperation('+')">+</button>
+    </div>
+</div>
+<script src="script.js"></script>
+</body>
+</html>
diff --git a/style.css b/style.css
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+body {
+    font-family: Arial, sans-serif;
+    display: flex;
+    justify-content: center;
+    align-items: center;
+    height: 100vh;
+    background-color: #f0f0f0;
+    margin: 0;
+}
+
+.calculator {
+    background-color: white;
+    padding: 20px;
+    border-radius: 10px;
+    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
+}
+
+#display {
+    width: 100%;
+    padding: 20px;
+    font-size: 24px;
+    text-align: right;
+    margin-bottom: 10px;
+    border: none;
+    border-radius: 5px;
+    box-shadow: 0 0 5px rgba(0, 0, 0, 0.1);
+}
+
+.buttons {
+    display: grid;
+    grid-template-columns: repeat(4, 1fr);
+    gap: 10px;
+}
+
+button {
+    padding: 20px;
+    font-size: 20px;
+    border: none;
+    border-radius: 5px;
+    cursor: pointer;
+    transition: background-color 0.3s;
+}
+
+button:hover {
+    background-color: #e0e0e0;
+}
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