Change Details

Hello all) How about create a special rule in editor like [details tag](http://www.w3schools.com/tags/tag_details.asp) in html standart? This functions also called as `spoiler`. It can make long documents to more easy to read and analyze.

Hello all) How about create a special rule in editor like [details tag](http://www.w3schools.com/tags/tag_details.asp) in html standart? This functions also called as `spoiler`. It can make large documents easier to read and analyze

Hello all) How about create a special rule in editor like [details tag](http://www.w3schools.com/tags/tag_details.asp) in html standart? This functions also called as `spoiler`. It can make longarge documents to more easyeasier to read and analyze.