Your template file may have a different name, so use the correct name in place of "template.css." Your HTML head section looks similar to this example: Save the HTML file.

How do I learn to code in HTML and CSS on my Mac? Web design is one of the most useful skills you can learn, and it’s easy to learn HTML and CSS (the two main pillars of web pages) in Mac OS X ...

Now thanks to the new “Public on the web” setting, HTML and CSS files and folders can be hosted on Google Drive as web sites. To get it working is really very simple.