title: How to set bar width
body: <p>Please help out how to set bar width for dynamic values. I want fixed width for single value:</p>
  <p><div class="snippet" data-lang="js" data-hide="false" data-console="true" data-babel="false">
  <div class="snippet-code">
  <pre class="snippet-code-js lang-js prettyprint-override"><code>var config = {
    type: 'bar',
    data: {
      labels: ["January"],
      datasets: [{
        type: 'bar',
        label: 'Dataset 1',
        backgroundColor: "red",
        data: [65, 4, 30, 20, 70],
      }, {
        type: 'bar',
        label: 'Dataset 3',
        backgroundColor: "blue",
        data: [-65]
      }]
    },
    options: {
      scales: {
        xAxes: [{
          stacked: true
        }],
        yAxes: [{
          stacked: true
        }]
      }
    }
  };
  
  var ctx = document.getElementById("myChart").getContext("2d");
  new Chart(ctx, config);</code></pre>
  <pre class="snippet-code-html lang-html prettyprint-override"><code>&lt;script src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/2.1.0/Chart.bundle.min.js"&gt;&lt;/script&gt;
  &lt;div style="width:600px"&gt;
    &lt;canvas id="myChart"&gt;&lt;/canvas&gt;
  &lt;/div&gt;</code></pre>
  </div>
  </div>
  </p>