/* The iframe viewport owns the DOM size; Cocos owns render resolution and UI scale. */
html, body {
  margin: 0; padding: 0; width: 100%; height: 100%;
  overflow: hidden; background: #132f46;
  overscroll-behavior: none;
}
#GameDiv {
  position: fixed !important; inset: 0;
  width: 100% !important; height: 100% !important;
  margin: 0 !important; padding: 0 !important;
  border: 0 !important; border-radius: 0; box-shadow: none;
  overflow: hidden; box-sizing: border-box;
  min-width: 0; min-height: 0;
}
#Cocos3dGameContainer {
  width: 100% !important; height: 100% !important;
  margin: 0 !important; padding: 0; overflow: hidden;
  min-width: 0; min-height: 0;
}
#GameCanvas {
  display: block; width: 100% !important; height: 100% !important;
  margin: 0; padding: 0; border: 0;
  min-width: 0; min-height: 0; outline: none;
}