<!DOCTYPE html>
<html lang="ja">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>ChinaCloud</title>
    <style>
        body {
            background-color: #E57373;
            color: #FFD700;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            margin: 0;
            padding: 0;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-height: 100vh;
            text-align: center;
            background-image: linear-gradient(to bottom right, #E57373, #FFCDD2);
        }
        h1 {
            font-size: 3em;
            margin-bottom: 10px;
            text-shadow: 3px 3px 6px #000000;
            letter-spacing: 2px;
        }
        h2 {
            font-size: 2em;
            margin-bottom: 10px;
            text-shadow: 3px 3px 6px #000000;
            letter-spacing: 1.5px;
        }
        p {
            font-size: 1.5em;
            margin-bottom: 30px;
            text-shadow: 2px 2px 5px #000000;
            letter-spacing: 1px;
        }
        img {
            max-width: 50%;
            height: auto;
            margin: 20px 0;
            border-radius: 15px;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
        }
        form {
            background-color: #FFF;
            padding: 20px;
            border-radius: 10px;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
            width: 350px;
            text-align: left;
            margin-top: 20px;
        }
        label {
            font-size: 1.2em;
            margin-bottom: 10px;
            display: block;
            color: #000; /* ラベルの文字色を黒に設定 */
        }
        input[type="text"], input[type="password"] {
            width: calc(100% - 22px);
            padding: 10px;
            margin: 10px 0 20px 0;
            border-radius: 5px;
            border: 1px solid #ccc;
            color: #000; /* 入力文字を黒に設定 */
            background-color: #FFF; /* 入力欄の背景色を白に設定 */
        }
        input[type="submit"] {
            width: 100%;
            padding: 10px;
            background-color: #FFD700;
            color: #000;
            font-size: 1.2em;
            border: none;
            border-radius: 5px;
            cursor: pointer;
        }
        input[type="submit"]:hover {
            background-color: #FFC107;
        }
        #error {
            color: red;
            font-weight: bold;
            margin-top: 10px;
            text-align: center;
        }
    </style>
    <script>
        function validateLogin(event) {
            event.preventDefault(); // フォームのデフォルトの送信を防ぐ

            const userId = document.getElementById('userId').value;
            const password = document.getElementById('password').value;

            // 簡易的なIDとパスワードの検証
            const validUserId = 'yamano';
            const validPassword = 'yamapass';

            if (userId === validUserId && password === validPassword) {
                // ログイン成功時にsuccesschina.htmlに移動
                window.location.href = 'http://192.168.110.166/index.html';
            } else {
                document.getElementById('error').textContent = 'IDまたはパスワードが間違っています。';
            }
        }
    </script>
</head>
<body>
    <h1>ChinaCloud</h1>
    <h2>あなたのデータは、党が責任をもって預かります！</h2>
    <p>安心・安全・信用第一</p>
    <img src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAQQAAACtCAMAAABhsvGqAAAAilBMVEXuHCX//wD80gf/+wHwOCDvIyT4nRDxQB/vJyP3jhL+8QLzWRv+6wPvLCL1dxb//QD6wgr5rQ30aRjzXxr4pA/0cBf6uAz5swz95gT2iBP7ygn+9wH+8ALxRB782Ab1fxX3lxH6vAv93gXyURz0axj5qQ71exX81Qf0chf7xwn7zQj5sA3xSh33kRIVcGY7AAAD8klEQVR4nO3caXOiQBAG4LScgijiiRjPXBr3//+9ZQTUZAk7Q8Rh4H2+pFIBqulirp7ZfXoCAAAAAAksQ3YE8nkd2RFIpCc/jONObhxSBZ0+awdTOsqORCafHFM3iaayA5HJ0ogGRDSWHYhUGzqb2bIDkcmeJ1mIW4XsUCpg8V2m9yg18INqI3o8b8t32S7LwXIb7ps2Y/rQPI6rjEWagpDzw1HLliYcV80oWmyGcRJ4MqYcWyOO9uCeW0DcN2rVRyTBhCjiHvUCmlcZizTT+BN/4b7ab+T6yY7YBIj7cquRs+aA9fj87eHpucJYpJmdx73GTX6EGM45CZ+lbu42ZBkRpOuBUjNAc5FmQVd7AjlM54GjMjevyWdvr5tq95bGMk3Ca5m7RxRnQTcjOt07rocaZYuiUu3Bim9caSIjbC29Zkkgt8TdhpasrNVeUhmXEkGZqtnz7BdNqT7cSw6oJ9oeTtPs1mElsVXDG3a+m1+TQKt//roueJg+vblVpdqrYZIAp7jKYDy/bLZZazIf9AZ3ESwL3/tWh6e3Y4PL4RA/dFNx4HelHzhzYHJ1EfEY2YsnjZ67VmtdFWocKehxTiDjMbKo46iv/e6/OfC564i7uaKrBvuzOAVal/9ZPk+Ntp4mUUEOdiILgTdFPwTGev8xB8OG1Ag4/DRlcPhLrk3g9nJycGziVmsR998cCK8flNfN+RLUXhOXsMpJgsDg2AhWXr/4LjuqBwtzR4eWtYdObhJC2WE9lJ6bAxLebv2oIrhHWV9f/DC5mTKIThQWZQq0dXHM3potl7ztJQmCK2NPU6nA+M2lNcz359/XWZVhIfacQGRDu26y1jDNKgenrMog1h5eievAUz0lVbbo5uO3x0kS3kQeY8e9yeHkusGLgnv7HjukTKuvhcHgvEt/4HuCMZ4vb6oSKwUnGH0W+Pj7cklnRxUHvKW1iXPNwaeKHYOfX0s1uvEX0ud9iO5nA4ySUyxPIz+/A3Tn5PM/J516q9k1fvxcS/W2XId8E+kxF6X2ny7G+4I/9vk7eraxH6laiykOmv+VeuQEbE+r1FmfhjjRjg2y/Ujxkyq/0t0mI6PuqzhC3sl1AdniJLSYkkPBndl/ZEdQAzOFqyi/5ibNIFTqlNa99R02z3QHtJEdiUzxmnEVLtu3S/WF7pQqxTbMW5KEnqnWSbU7u2zhvq8b+S9EeYwGl72Kw7qlUyYr7RN25qi1SwWbNQb2LRQVZJpuNuhs3OeIqMXdopW0gVB8y7Z5jE4z/+sAMVbU0nHhCyU3WgAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACgzf4CMWYicu5c8b8AAAAASUVORK5CYII=" alt="China Image">
    
    <form onsubmit="validateLogin(event)">
        <label for="userId">ユーザーID</label>
        <input type="text" id="userId" name="userId" required>

        <label for="password">パスワード</label>
        <input type="password" id="password" name="password" required>

        <input type="submit" value="ログイン">
        
        <div id="error"></div>
    </form>
</body>
</html>
