* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4; 
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.container {
    background-color: #fff;
    padding: 20px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1); 
    width: 100%;
    max-width: 400px;
    border-radius: 8px; 
    text-align: center;
}

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

label {
    font-size: 14px;
    text-align: left;
    display: block;
    margin-bottom: 5px;
    color: #666;
}

input[type="text"],
input[type="password"] {
    width: 100%;
    padding: 10px;
    margin-bottom: 20px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
    background-color: #f9f9f9;
}

input[type="text"]:focus,
input[type="password"]:focus {
    border-color: #212121; 
    outline: none;
}

button {
    background-color: #212121; 
    color: white;
    border: none;
    padding: 10px;
    width: 100%;
    cursor: pointer;
    font-size: 16px;
    border-radius: 5px;
}

button:hover {
    background-color: #212121; 
}

.error {
    color: red;
    font-size: 14px;
    margin-bottom: 10px;
}

p {
    font-size: 14px;
}

a {
    color: #007bff;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}