body {
    font-family: 'Segoe UI', sans-serif;
    background: #f4f6f8;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

form {
    background: #ffffff;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    width: 100%;
    max-width: 400px;
    margin-bottom: 1rem;
}

h3 {
    margin-top: 0;
    color: #333;
    font-weight: 600;
    text-align: center;
}

input[type="text"],
input[type="password"] {
    width: 100%;
    padding: 0.75rem;
    margin: 0.5rem 0 1rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    transition: border-color 0.3s;
}

input:focus {
    border-color: #0078d7;
    outline: none;
}

button {
    width: 100%;
    padding: 0.75rem;
    background-color: #0078d7;
    color: white;
    border: none;
    border-radius: 4px;
    font-weight: bold;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #005fa3;
}

a {
    display: block;
    text-align: center;
    margin-top: 1rem;
    color: #0078d7;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}