* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: #0f172a;
    color: white;

    display: flex;
    justify-content: center;
    align-items: center;

    height: 100vh;
}

.container {
    text-align: center;
    max-width: 700px;
    padding: 40px;
}

h1 {
    font-size: 3rem;
    margin-bottom: 20px;
}

p {
    font-size: 1.2rem;
    color: #cbd5e1;
    margin-bottom: 15px;
}

.button {
    display: inline-block;
    margin-top: 25px;
    padding: 14px 28px;

    background: #3b82f6;
    color: white;
    text-decoration: none;

    border-radius: 8px;
    transition: 0.3s;
}

.button:hover {
    background: #2563eb;
}