JSFiddle - React, Tailwind, and code Playground

HTML

<!DOCTYPE html>
<html>
    <head>
		<!--Import Google Icon Font-->
		<link href="http://fonts.googleapis.com/icon?family=Material+Icons" rel="stylesheet">
		<!--Import materialize.css-->
		<link type="text/css" rel="stylesheet" href="css/materialize.min.css"  media="screen,projection"/>

		<!--Let browser know website is optimized for mobile-->
		<meta name="viewport" content="width=device-width, initial-scale=1.0"/>
	</head>

	<body>
		<!--Import jQuery before materialize.js-->
		<script type="text/javascript" src="https://code.jquery.com/jquery-2.1.1.min.js"></script>
		<script type="text/javascript" src="js/materialize.min.js"></script>
		
		<!-- 以上語法是Materialize CSS下載後的初始化引用動作 http://materializecss.com/getting-started.html#setup -->
		<!---------------------------------------------------------------------------------------------------------->

		<!-- 頁首語法參見 http://materializecss.com/breadcrumbs.html -->
		<nav>
			<div class="nav-wrapper">
				<div class="col s12">
					<a href="#!" class="breadcrumb">健康記錄</a>
					<a href="#!" class="breadcrumb">BMI計算</a>
				</div>
			</div>
		</nav>	
		
		<!-- Radio Buttons輸入方式語法參見 http://materializecss.com/forms.html#radio -->
		<p>
		  <input name="group1" type="radio" id="A" checked />
		  <label for="A">男</label>
		</p>
		<p>
		  <input name="group1" type="radio" id="B" />
		  <label for="B">女</label>
		</p>
 		<br>
		
		<!-- Range輸入方式語法參見 http://materializecss.com/forms.html#range -->
		<p class="range-field">
		  身高: <input type="range" id="H" min="100" max="200" />
		</p>
		<p class="range-field">
		  體重: <input type="range" id="W" min="30" max="120" />
		</p>
		
		<!-- Submit按鈕樣式語法參見 http://materializecss.com/buttons.html#submit -->
		<button class="btn waves-effect waves-light" type="submit" name="action" onclick="javascript:f()">Submit
			<i class="material-icons right">send</i>
		</button>

		<!-- Card樣式語法參見 http://materializecss.com/cards.html#image -->
		<!-- 而且一開始先把display屬性設定成none就會看不見 -->
		<div class="row"...