body {
    font-family: Arial, sans-serif;
    background-color: #121212;
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}
.content {
    text-align: center;
    background: #1e1e1e;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 4px 10px rgba(0,0,0,0.5);
}
.btn {
    background: #e50914;
    color: white;
    border: none;
    padding: 15px 30px;
    font-size: 18px;
    font-weight: bold;
    border-radius: 5px;
    cursor: pointer;
    transition: 0.3s;
}
.btn:hover {
    background: #b20710;
}