body {
  cursor: default;
  padding: 0;
  border: 0;
  margin: 0;
  width: 100vw;
  height: 100vh;
  overflow: hidden;

  text-align: center;
  background-color: #101820;
  font-family: Helvetica, Verdana, Arial, sans-serif;
}

.header,
.footer {
  display: none;
}

body, canvas, div {
  outline: none;
  -moz-user-select: none;
  -webkit-user-select: none;
  -ms-user-select: none;
  -khtml-user-select: none;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

canvas {
  background-color: rgba(0, 0, 0, 0);
}

#GameDiv {
  position: fixed;
  left: 50%;
  top: 50%;
  width: min(100vw, 56.25vh) !important;
  height: min(100vh, 177.78vw) !important;
  margin: 0;
  border: 0;
  border-radius: 0;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.35);
  transform: translate(-50%, -50%);
}

#Cocos3dGameContainer, #GameCanvas {
  width: 100%;
  height: 100%;
}

:root {
  --safe-top: env(safe-area-inset-top);
  --safe-right: env(safe-area-inset-right);
  --safe-bottom: env(safe-area-inset-bottom);
  --safe-left: env(safe-area-inset-left);
}