body {
  margin: 0;
}
canvas{display:block;z-index: 999999999999999}
.bdaytext {
  position: absolute;
  top: 40%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: #fff;
  font-family: "Source Sans Pro";
  font-size: 5em;
  font-weight: 900;
  -webkit-user-select: none;
  user-select: none;
}