index.html
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width">
<title>cantidad de alumnos por comuna</title>
</head>
<body>
<iframe title="" aria-label="Bar Chart" id="datawrapper-chart-BSxfw" src="//datawrapper.dwcdn.net/BSxfw/1/" scrolling="no" frameborder="0" style="width: 0; min-width: 100% !important; border: none;" height="405"></iframe><script type="text/javascript">!function(){"use strict";window.addEventListener("message",function(a){if(void 0!==a.data["datawrapper-height"])for(var e in a.data["datawrapper-height"]){var t=document.getElementById("datawrapper-chart-"+e)||document.querySelector("iframe[src*='"+e+"']");t&&(t.style.height=a.data["datawrapper-height"][e]+"px")}})}();
</script>
</body>
</html>