canvas{
    border: 1px solid black; 
    max-height: 90vh;
}
body{
  background-color: rgb(119, 119, 119);
  text-align: center;
  
} 
h1,h2{
    color: white;

}
button{     
  margin: 10px;
  padding: 0.25em 0.75em;
  border-radius: 25%;
  font-size: 1em;
  font-style: bold;
  border-color: aliceblue;
}