body {
        margin: 0;
        padding: 0;
        background: #f2f2f2;
        font-family: Arial, sans-serif;
        display: flex;
        justify-content: center;
        align-items: center;
        height: 100vh;
        text-align: center;
    }
.container {
        background: #fff;
        padding: 40px;
        border-radius: 15px;
        box-shadow: 0 0 15px rgba(0,0,0,0.1);
        max-width: 500px;
    }
    h1 {
        color: #333;
        margin-bottom: 10px;
    }
    p {
        color: #555;
        font-size: 18px;
    }