ChartJs Fixed Height Container

HTML

<script src="https://rawgit.com/nnnick/Chart.js/master/Chart.min.js"></script>
<script src="https://rawgit.com/tomsouthall/Chart.HorizontalBar.js/master/Chart.HorizontalBar.js"></script>

<div class="myFixedHeightContainer">
    <canvas id="resizeableCharthBar"></canvas>
</div>


<div class="myFixedHeightContainer2">
    <canvas id="resizeableChart"></canvas>
</div>

CSS

.myFixedHeightContainer {
    height: 200px;
    border: 1px solid black;
}
.myFixedHeightContainer2 {
    height: 200px;
    border: 1px solid black;
}

JavaScript

var data = {
    labels: ["January", "February", "March", "April", "May", "June", "July"],
    datasets: [
        {
            label: "My First dataset",
            fillColor: "rgba(220,220,220,0.5)",
            strokeColor: "rgba(220,220,220,0.8)",
            highlightFill: "rgba(220,220,220,0.75)",
            highlightStroke: "rgba(220,220,220,1)",
            data: [65, 59, 80, 81, 56, 55, 40]
        },
        {
            label: "My Second dataset",
            fillColor: "rgba(151,187,205,0.5)",
            strokeColor: "rgba(151,187,205,0.8)",
            highlightFill: "rgba(151,187,205,0.75)",
            highlightStroke: "rgba(151,187,205,1)",
            data: [28, 48, 40, 19, 86, 27, 90]
        }
    ]
};

var ctx = document.getElementById("resizeableChart").getContext("2d");
var myNewChart = new Chart(ctx).Bar(data, {
    responsive: true,
    maintainAspectRatio: false
});

var ctx = document.getElementById("resizeableCharthBar").getContext("2d");
var myHBarChart = new Chart(ctx).HorizontalBar(data, {
    responsive: true,
    maintainAspectRatio: false
});