/* 传音 H5 iframe 内：竖屏画布铺满容器 */
html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
}

body {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: #000;
}

#GameDiv,
#Cocos3dGameContainer {
  width: 100%;
  height: 100%;
  flex: 1 1 auto;
  min-height: 0;
  min-width: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

#GameCanvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
  max-width: 100%;
  max-height: 100%;
}