body,
html {
	    margin: 0;
	        padding: 0;
		    overflow: hidden;
		        background-color: #000;
		}

		canvas {
			    width: 100vw;
			        height: 100vh;
			}

			dialog {
				    width: 100%;
				        text-align: center;
					    max-width: 20em;
					        color: white;
						    background-color: #000;
						        border: none;
							    position: relative;
							        transform: translate(-50%, -50%);
							}

							#progress-container {
								    position: absolute;
								        top: 50%;
									    left: 50%;
								    }

								    progress {
									        width: 100%;
										    height: 1em;
										        border: none;
											    background-color: #fff;
											        color: #eee;
											}

											progress::-webkit-progress-bar {
												    background-color: #333;
											    }

											    progress::-webkit-progress-value {
												        background-color: #eee;
												}

												progress::-moz-progress-bar {
													    background-color: #eee;
												    }