Read more text feature is implemented only when you have a huge length of text to be shown to the users, but you want to limit the maximum number of line to be displayed initially and then user can click on read more to show remaining text, and vice versa user can click on read less to shrink a text again to maxLine to be shown.
Tutorials:
- Put what needs to be "Show more" inside a column element.
- Add class "readmore" for desired columns.
- Copy and paste the code after the Tag <body>