body {
  cursor: default;
  padding: 0;
  border: 0;
  margin: 0;
  width: 100%;
  height: 100%;
  text-align: center;
  background-color: #000;
  font-family: Helvetica, Verdana, Arial, sans-serif;
}

body, canvas, div {
  outline: none;
  -moz-user-select: none;
  -webkit-user-select: none;
  -ms-user-select: none;
  -khtml-user-select: none;
}

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

/* 宽高由 cc-resolution.js 动态设置，勿写死 100vw/100vh */
#GameDiv {
  margin: 0;
  position: fixed;
  overflow: hidden;
  background: #000;
}

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

: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);
}