@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;700&display=swap');

body {
  margin: 0;
  overflow-x: hidden;
  display: flex;
  height: 100vh;
  background: #000;
  font-family: 'Montserrat', sans-serif;
}

canvas {
  margin: auto;
  touch-action: none;
}

input {
  display: none;
}

.main {
  position: absolute;
  top: 50%;
  -ms-transform: translateY(-50%); 
  transform: translateY(-50%); 
  display: block; 
  width: 45%;
  max-width: 500px;
  max-height: 500px;
  margin: 0 0 0 20%;
  background-color: #e0e; 
  background-image: linear-gradient(-45deg, #a0a, #c0c, #f0f);
  opacity: 0.95; 
  padding: 7.5%; 
  border-radius: 50%;
  text-align: center; 
  font-size: 3vw;
}

H1 {
  font-weight: 700;
  font-size: 4.5vw; 
  text-transform: uppercase; 
  color: #fff; 
  text-shadow: 1px 1px #000;
  margin-top: 0;
}

a {
  color: #f8f; 
  font-weight: 700; 
  text-decoration: none; 
  text-shadow: 1px 1px #000;
  font-size: 3.8vw;
}

a:hover {
  color: #fff;
}

@media screen and (min-width: 1000px) {

	.main {
	  width: 400px; 
      height: 400px;
	  font-size: 28px;
	  padding: 100px;
	}

	H1 {
	  font-size: 45px;
	}

	a {
	  font-size: 36px;
	}
  
}