body {
  font-family: "Courier New", Courier, monospace;
  text-align: center;
  position: relative;
}
canvas {
  border: 7px solid blue;
  border-radius: 10px;
}
.over {
  background-color: #eee;
  width: 300px;
  aspect-ratio: 2/1;
  padding: 50px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  border-radius: 10px;
  display: none;
}
.over p {
  font-size: 30px;
  color: red;
  font-weight: bold;
  text-transform: uppercase;
  box-shadow: inset 20px 20px 50px 3px rgba(0, 0, 0, 0.6);
  padding: 5px;
}
.over button {
  padding: 18px;
  border: none;
  background: red;
  border-radius: 10px;
  width: 60px;
}