body {
    font-family: 'Arial', sans-serif;
    background: url('../../img/login-background.jpg') no-repeat center center fixed;
    background-size: cover;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.login-container {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(235, 235, 235, 0.9) 100%);
    border-radius: 10px;
    padding: 25px 35px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.3);
    width: 320px;
    transition: transform 0.3s ease-in-out;
}

    .login-container:hover {
        transform: scale(1.03);
    }

h2 {
    text-align: center;
    color: #4CAF50;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.1);
    margin-bottom: 15px;
}

.form-group {
    position: relative;
    margin-bottom: 15px;
}

    .form-group i {
        position: absolute;
        left: 15px;
        top: 12px;
        color: #7f7f7f;
    }

    .form-group input {
        padding: 10px 10px 10px 40px;
        width: 100%;
        border: 1px solid #ccc;
        border-radius: 5px;
        box-sizing: border-box;
    }

button {
    padding: 10px 15px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    width: 100%;
    transition: background-color 0.3s ease-in-out;
}

    button:hover {
        background-color: #45a049;
    }

.captcha {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

span{
    color: red;
}

/* 響應式設計 */
@@media (max-width: 800px) {
    /* 對應10吋iPad */
    .login-container {
        width: 90%;
    }
}