body {
margin: 0;
font-family: Arial, sans-serif;
background: #111;
color: #fff;
}

.container {
height: 100vh;
display: flex;
flex-direction: column;
justify-content: center;
align-items: center;
text-align: center;
}

h1 {
font-size: 40px;
}

p {
margin: 10px 0 20px;
}

.btn {
background: #1B91D6;
color: #000;
padding: 10px 20px;
text-decoration: none;
font-weight: bold;
}