Standards
From MoodleDocs
How to Style Moodle Standard Page Elements and and Page Parts
Similar functions or similar content should look and feel the same on all Moodle pages. The more consequent these principles are implemented the easer and less hindering the VLE will interfere the working/learning process. Moodle pages should build on the same function and design patterns.
Lists
Lists are widely used all over Moodle. They appear in the sideblocks, they are used on the course pages. Many developers use lists for navigation parts.
All examples are taken from the List-o-Matic Website [1]
