body {
    background: radial-gradient(circle, rgb(255, 216, 43),orange)
}

h1 {
    font-family: Arial, Helvetica, sans-serif;
    color: white;
    text-shadow: -5px 2px 0 rgba(0, 0, 0, 0.226);
    text-align: center;
    font-size: 100px;
}

button {
  height: 100px;    
  width: 300px;
display: block;
margin: 0 auto;
}