* {
  margin: 0;
  background-color: rgb(22, 22, 22);
}

html {
  height: 100%;
}

body {
  height: 100%;
  display: flex;
  align-items: center;
}

#main-canvas {
  position: relative;
  margin: auto;
  /* width: 70%;
  height: 70%; */
}

canvas {
  display: block;
  margin: auto;
  width: 100%;
  height: 100%;
}

.text-box {
  position: absolute;
  width: 50%;
  height: 100px;
  left: 50%;
  transform: translateX(-50%);
  bottom: 30px;

  background-color: rgba(185, 174, 174, 0.5);
}

.text {
  margin: 10px 30px;
  height: 80px;
  overflow-y: auto;

  font-size: 18px;
  font-family: "微軟正黑體";
  background-color: rgba(255, 255, 255, 0);
}

.display-none {
  display: none;
}
.noBox{
  display: none;
}