*{
    margin: 0px;
    padding: 0px;
}

body {
    background-color: #000;
    font-family: "Courier New";
}

.px {
  width: 20px;
  height: 20px;
  display: inline-block;
  background-color: #000;
  padding: 0px;
  margin: 0px;
}

#scoredisplay {
    height: 32px;
    width: 800px;
    background-color: #000;
    color: #fff;
    font-size: 24px;
    line-height: 32px;
    text-align: center;
}

#go-ui{
    height: 800px;
    width: 800px;
    position: absolute;
    display: inline-block;
    background-color: #111;
    color: #fff;
    text-align: center;
    font-size: 32px;
    line-height: 32px;
}

#go-btn{
    border: none;
    padding: 4px;
    background-color: #000;
    color: #fff;
    border-radius: 3px;
}

#go-btn:hover{
    border: 2px solid #fff;
    color: #0f0;
}