body,html{margin:0;padding:0;height:100%}.playerName{background-color:#00f;text-align:center;color:#fff;border:10px black double;border-radius:10px;position:absolute;top:calc(50% - 100px);left:calc(50% - 200px);height:200px;width:400px}.canvas-container{display:flex;justify-content:center;align-items:center;width:100%;height:100%;position:absolute}.canvas{position:absolute}