body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f9;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.login-container {
    background: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    width: 300px;
    text-align: center;
}

h1 {
    margin-bottom: 20px;
    font-size: 24px;
    color: #333;
}

label {
    display: block;
    margin: 10px 0 5px;
    font-size: 14px;
    color: #555;
}

input {
    box-sizing: border-box;        /* include padding/border in width */
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 14px;
}

button {
    width: 100%;
    padding: 10px;
    background-color: #007bff;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    cursor: pointer;
}

button:hover {
    background-color: #0056b3;
}

button.toggle-password {
    width: auto;
    display: inline-block;
    padding: 3px 8px;              /* smaller button */
    margin: 4px 0 24px 0;          /* extra gap below before Login button */
    background-color: #6c757d;
    color: #fff;
    border: none;
    border-radius: 3px;
    font-size: 12px;               /* smaller text */
    cursor: pointer;
}

button.toggle-password:hover {
    background-color: #5a6268;
}

.error {
    color: red;
    font-size: 14px;
    margin-bottom: 15px;
}