body {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    margin: 0;
    background-color: #f2f2f2;
    font-family: 'Helvetica', sans-serif;
}

.container {
    width: 400px;
    background-color: #fff;
    border-radius: 4px;
    padding: 30px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.login-form {
    display: flex;
    flex-direction: column;
}

h2 {
    text-align: center;
    margin-bottom: 30px;
}

input[type="text"],
input[type="password"] {
    padding: 15px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

a.forgot-password {
    text-align: center;
    margin-bottom: 15px;
    text-decoration: none;
    color: #999;
}

a.forgot-password:hover {
    color: #909090;
}

#login-fail-message {
    text-align: center;
    margin-bottom: 15px;
    text-decoration: none;
    color: #c00f0f;
    display: none;
}

button[type="submit"] {
    padding: 15px;
    background-color: #1834c0;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

button[type="submit"]:hover {
    background-color: #2740bb;
}