/* Answer to "css stylesheet template" */ /* You can find many here: https://www.w3schools.com/css/css_templates.asp Here's one I edited myself! */
In this example, we have created a header, three unequal columns and a footer. On smaller screens, the columns will stack on top of each other. Resize the browser window to see the responsive effect.
Note: Flexbox is not supported in Internet Explorer 10 and earlier versions.