.login-container {
        display: flex;
        justify-content: center;
        align-items: center;
        min-height: 80vh;
        background-color: #f7f7f7;
        font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    }
    .login-box {
        background: #fff;
        padding: 40px;
        border-radius: 8px;
        box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        width: 100%;
        max-width: 400px;
        text-align: center;
    }
    .login-box h1 {
        font-size: 24px;
        color: #333;
        margin-bottom: 10px;
    }
    .login-box p {
        color: #666;
        margin-bottom: 30px;
    }
    .login-form .form-group {
        margin-bottom: 20px;
    }
    .login-form input[type="email"],
    .login-form input[type="password"] {
        width: 100%;
        padding: 12px;
        border: 1px solid #ccc;
        border-radius: 4px;
        box-sizing: border-box;
        font-size: 16px;
    }
    .login-form .btn-submit {
        width: 100%;
        padding: 12px;
        background-color: #00a82d;
        color: white;
        border: none;
        border-radius: 4px;
        font-size: 16px;
        font-weight: bold;
        cursor: pointer;
        transition: background-color 0.3s;
    }
    .login-form .btn-submit:hover {
        background-color: #008f26;
    }
    .messages {
        list-style: none;
        padding: 0;
        margin-bottom: 20px;
    }
    .messages .error {
        color: #d9534f;
        background-color: #f2dede;
        border: 1px solid #ebccd1;
        padding: 10px;
        border-radius: 4px;
        margin-bottom: 10px;
    }
    .extra-link {
        margin-top: 20px;
        font-size: 14px;
    }
    .extra-link a {
        color: #00a82d;
        text-decoration: none;
    }
    .extra-link a:hover {
        text-decoration: underline;
    }