*{box-sizing:border-box}*,body,html{padding:0;margin:0}body,html{width:100%;height:100%;overflow:hidden}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.game-container{position:fixed;top:0;left:0;width:100vw;height:100vh;display:flex;flex-direction:column}.game-canvas{width:100%!important;height:100%!important;display:block;cursor:pointer}.game-info{position:absolute;top:20px;left:50%;transform:translateX(-50%);text-align:center;color:#333;background:hsla(0,0%,100%,.9);padding:15px 30px;border-radius:8px;box-shadow:0 4px 8px rgba(0,0,0,.2);z-index:10}.game-info h1{font-size:2rem;margin-bottom:10px;color:#4a4a4a;text-shadow:2px 2px 4px rgba(0,0,0,.1)}.score{font-size:1.5rem;font-weight:700;color:#333}.instructions{margin-top:10px;font-size:.9rem;color:#666}.game-over{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:hsla(0,0%,100%,.95);padding:30px;border-radius:12px;text-align:center;box-shadow:0 8px 24px rgba(0,0,0,.3)}.game-over h2{color:#4a4a4a;font-size:2.5rem;margin-bottom:15px}.game-over p{font-size:1.2rem;margin-bottom:20px;color:#333}.restart-btn{background:#4a4a4a;color:#fff;border:none;padding:12px 30px;font-size:1.1rem;border-radius:6px;cursor:pointer;transition:all .3s ease}.restart-btn:hover{background:#5a5a5a;transform:scale(1.05)}