/* 175 : 247 */
html,body{
  box-sizing: border-box;
  width: 100vw;
  height: 100vh;
  border: 0;
  margin: 0;
  padding: 0;
}
html > body{
  margin: 0px;
}
#game{
  max-width: 100dvw;
  max-height: 100dvh;
}