* {
  margin: 0;
  padding: 0;
}

body {
  width: 100vw;
  height: 100vh;
  display: flex;
  flex-direction: column; 
  justify-content: flex-start;
  align-items: center;
  background-image: url("space.jpg");  
  background-repeat: no-repeat;       
  background-position: center center;   
  background-attachment: fixed;        
  background-size: cover;             
  background-color: black;             
}

h1 {
  margin: 20px 0;
  font-size: 48px;
  color: white;
  font-family: Arial, sans-serif; 
  text-shadow: 2px 2px 4px black; 
}

#canvas1 {
  width: 1200px;
  height: 600px;
  border: 4px solid black;
  background-color: rgba(255, 255, 255, 0.05); 
}