当我将网站切换到移动视图时，我需要获取chart.js来调整图表的高度，我使用bootstrap作为我的框架，可以正常工作。
该网站的移动视图存在的问题是图表太小而无法与之交互。
我尝试在var options = {}中添加属性，但是没有运气，我什至尝试使用CSS中的height属性，但是没有运气！
请帮忙！
这是网站：
http://preview.qaxawkzy7e6d2t9vhswkar3v1n8w7b9p705un9k2ojkbj4i.box.codeanywhere.com/
和代码：
<html>
<head>
<meta name="viewport" content="width=device-width, minimal-scale=1.0, maximum-scale=1.0,">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js" integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa" crossorigin="anonymous"></script>
<script type="text/javascript" src="https://code.jquery.com/jquery-2.1.1.min.js"></script>
<script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/2.2.1/Chart.bundle.js"></script>
</head>
<body style="padding: 20px;">
<div class="row">
<div class="col-md-6">
<div class="well">
<canvas id="myChart"></canvas>
</div>
</div>
<div class="col-md-6">
<div class="well">
<h1>Hi there!</h1>
</div>
</div>
</div>
<script>
var ctx = document.getElementById("myChart");
var myChart = new Chart(ctx, {
type: 'bar',
options: {
responsive: true,
},
data: {
labels: ["Red", "Blue", "Yellow", "Green", …