#sketchArea {
    border: 2px dashed #bbb;
    
    -moz-border-radius: 5px;
    -webkit-border-radius: 5px;
    border-radius: 5px;
    padding: 25px;
    width: 640px;
    height: 480px;
    align: center;
    text-align: center;
    /* font: 20pt bold 'Courier'; */
    font-size: 20pt;
    font-family: "Courier";
    font-style: bold;
    color: #bbb;
    
  position: relative;
  left: 50%;
  transform: translateX(-50%);
  /* position: absolute; */
  /* top: 50%; */
  /* left: 50%; */
  /* transform: translateX(-50%) translateY(-50%); */

    display:flex;
    justify-content: center;
    align-items: center;
    align: center;

}

#stack {
    justify-content:center;
    align-items:center;  
    text-align: center;
    width: 100%;
}

h1 {
    font-size: 30pt;
    font-family: "Courier";
    font-style: italic;
    background-image: linear-gradient(to right, red, orange , yellow, green, blue, indigo, violet);
    -webkit-background-clip: text;
    -moz-background-clip: text;
    background-clip: text;
    color: transparent;
}

#instructions {
    margin-right: auto;
    margin-left: auto;
    width: 640px;
}

.instruction {
    font-family: "Arial";
    text-align: left;
    font-size: 20pt;
    transition: color .5s;
    color: #cccccc;
}

.buttons {
    font-family: "Arial";
    text-align: left;
    font-size: 12pt;
    color: #444444;
}

.notice {
    font-family: "Arial";
    text-align: center;
    font-size: 12pt;
    color: #555555;
}