app.html

<!doctype html>
		<html lang="en">
			<head>
				<meta charset="UTF-8">
        <link rel="shortcut icon" href="../icons/favicon.ico" >
				<title>uni-dev-tools</title>
				<style>
					#app,
					#intro {
						display: flex;
						flex-direction: column;
						position: absolute;
						top: 0;
						left: 0;
						right: 0;
						bottom: 0;
						margin: 0;
						padding: 0;
					}

					#intro {
						z-index: 100000;
						justify-content: center;
						align-items: center;
						background-color: #fff;
						text-align: center;
						font-family: Roboto, sans-serif;
						color: #484848;
					}

					#intro.hidden {
						display: none;
					}

					#intro #logo {
						width: 120px;
					}

					#intro .title {
						margin: 30px 0;
						font-size: 26px;
					}
				</style>
			</head>
			<body>
				<div id="intro">
					<img src="./icons/128.png" alt="" id="logo" />
					<h2 class="title">
						Waiting for connection...
					</h2>
				</div>
				<div id="app">
				</div>
				<script src='./mp-alipay/network.js'></script>
				<script src='./devtools.js'></script>
			</body>
		</html>