Update CONTRIBUTING.md

CONTRIBUTING.md

@@ -4,26 +4,24 @@ Please contribute to this repository if any of the following is true:
 - You have expertise in community development, communication, or education
 - You want open source communities to be more collaborative and inclusive
 - You want to help lower the burden to first time contributors
-
-# How to contribute
-
-Prerequisites:
-
 - Familiarity with [pull requests](https://help.github.com/articles/using-pull-requests) and [issues](https://guides.github.com/features/issues/).
 - Knowledge of [Markdown](https://help.github.com/articles/markdown-basics/) for editing `.md` documents.
 
+
+# How to contribute
+
 In particular, this community seeks the following types of contributions:
 
 - **Ideas**: participate in an issue thread or start your own to have your voice
 heard.
 - **Resources**: submit a pull request to add to RESOURCES.md with links to related content.
-- **Outline sections**: help us ensure that this repository is comprehensive. if
+- **Outline Sections**: help us ensure that this repository is comprehensive. if
 there is a topic that is overlooked, please add it, even if it is just a stub
 in the form of a header and single sentence. Initially, most things fall into
 this category.
 - **Writing**: contribute your expertise in an area by helping us expand the included
 content.
-- **Copy editing**: fix typos, clarify language, and generally improve the quality
+- **Copy Editing**: fix typos, clarify language, and generally improve the quality
 of the content.
 - **Formatting**: help keep content easy to read with consistent formatting.