body,html{padding:0;margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;overflow:hidden;width:1920px;height:1080px}*{box-sizing:border-box}#root,.App{width:1920px;height:1080px;overflow:hidden;position:relative}.error-screen,.loading-screen{display:flex;align-items:center;justify-content:center;height:100vh;font-size:1.5rem;color:#333}.error-screen{color:#dc2626}.no-game-selected{display:flex;align-items:center;justify-content:center;height:50vh;font-size:1.2rem;color:#666}