@import "https://fonts.googleapis.com/css2?family=IBM+Plex+Sans:wght@100;200;300;400;500;600;700&display=swap";
body {background-color: #123; color: white; margin: 0; padding: 0; overflow: hidden; font-family: IBM Plex Sans;}
#canvas:focus { outline: none;background-color: #000; position: absolute;}
#canvas { outline: none;background-color: #000;}

.overlay {
  height: 100%;
  width: 100%;
  display: none;
  position: fixed;
  z-index: 12;
  top: 0;
  left: 0;
  background-color: rgb(0,0,0);
  background-color: rgba(0,0,0, 0.9);
}

.overlay-content {
  position: relative;
  width: 100%;
  text-align: center;
  margin-top: 10px;
}

.overlay table {
  margin: auto;
  padding: 8px;
  font-size: 32px;
  color: #f22;
  width: 800px;
  background-color: white;
  border-radius: 20px;
  text-shadow: 1px 1px 1px #000;
  box-shadow: 0px 2px 21px #fff;
}
.overlay b {
  color: #30a1ff;
}
.overlay input[type='text']{width: 400px; font-size: 32px;}
.overlay input[type='button']{
  font-family: IBM Plex Sans;
  background-color: #09f; /* Green */
  border: 1px solid #fff;
  color: white;
  padding: 15px 32px;
  text-align: center;
  text-decoration: none;
  font-size: 18px;
  cursor: pointer;
  width: 180px;
  border-radius: 5px;
  box-shadow: 0px 0px 21px #0ff;
}
.cssIDLE{
  width: 200px;
  height: 200px;
  background-image: url("idle.gif");
  background-size: cover;
}