body {
    font-family: Arial, sans-serif;
    background: linear-gradient(to right, #4facfe, #00f2fe);
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    color: #333;
}
.container {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    padding: 30px;
    width: 100%;
    max-width: 400px;
}
h2 {
    text-align: center;
    margin-bottom: 20px;
    color: #333;
}
form {
    display: flex;
    flex-direction: column;
}
label {
    margin-bottom: 5px;
    font-weight: bold;
}
input[type="text"], input[type="password"] {
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 16px;
}
button {
    background: #4facfe;
    color: white;
    border: none;
    padding: 10px;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    transition: background 0.3s ease;
}
button:hover {
    background: #00c6fb;
}
.footer {
    text-align: center;
    margin-top: 20px;
    font-size: 14px;
    color: #666;
}
.footer a {
    text-decoration: none;
    color: #4facfe;
}
.footer a:hover {
    text-decoration: underline;
}
.error-message {
    color: red;
    background-color: #f8d7da;
    border: 1px solid #f5c6cb;
    padding: 10px;
    margin-bottom: 15px;
    border-radius: 5px;
    text-align: center;
    font-size: 14px;
    width: 100%;
}