Some content about the main topic, for example Java documentation introduction about the language
Introduction
What you should already know
Background information before getting into the topic:
Any other content to be covered before learning this topic
About topic
More lines about the topic. For example, how the basic functionality works, features etc...
Technical documentation should be thorough and to the point
Write about features, comparisons with other languages etc
Topic 1
This would come in a different color and font indicating lines of code
Topic 2
Another topic about the main topic, for example, if the topic is Java, this could be variables or data types in Java