body {
    background: #111;
    color: #eee;
    font-family: sans-serif;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    margin: 0;
}

.login-container {
    background: #222;
    padding: 2em;
    border-radius: 10px;
    box-shadow: 0 0 10px #000;
    text-align: center;
}

input {
    padding: 0.5em;
    margin-top: 1em;
    width: 100%;
    font-size: 1em;
    border: none;
    border-radius: 5px;
}

button {
    margin-top: 1em;
    padding: 0.5em 2em;
    font-size: 1em;
    border: none;
    background: #4488ff;
    color: white;
    border-radius: 5px;
    cursor: pointer;
}