body {
    font-family: Arial, sans-serif;
    background: #f7f7f7;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}
.login-form {
    background: #fff;
    padding: 70px;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    width: 100%;
    height: auto;
    max-width: 400px;
}
.login-form h2 {
    text-align: center;
    margin-bottom: 50px;
    color: #333;
}
.form-group {
    margin-bottom: 30px;
}
.form-group input {
    width: 100%;
    padding: 10px;
    font-size: 14px;
    border: 1px solid #ddd;
    border-radius: 5px;
}
.btn {
    width: 30%;
    padding: 10px;
    font-size: 16px;
    border: none;
    border-radius: 5px;
    background: #007bff;
    color: #fff;
    cursor: pointer;
}
.btn:hover {
    background: #0056b3;
}
.alert {
    color: #d9534f;
    text-align: center;
    margin-bottom: 15px;
}