Tools like jsbin are helpful to play around with making small changes to simple webpages directly inside the browser, but when its time to roll up your sleeves, setting up a local web server so that you can make and fix mistakes rapidly is essential.
Not sure? you can find information about setting one up here.
```
<html>
<title>my first website</title>
<body>
Hello world!
</body>
</html>
```
.html
file on your own machine.http
.The exact location and name you use for the file will affect how construct the url (ie: [http://localhost/folder/file.html]).