body {
    background-color: #2b2b2b;
    color: #f8f8f2;
    font-family: Arial, sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}
.container {
    text-align: center;
    background-color: #44475a;
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0,0,0,0.3);
}
button {
    padding: 10px 20px;
    font-size: 16px;
    cursor: pointer;
    background-color: #50fa7b;
    border: none;
    border-radius: 5px;
    color: #282a36;
    font-weight: bold;
}