If you are using Heateor Social Comments plugin, you can use [Heateor-SC]
Shortcode in the content of required page/post where you want to display Social Comments.
You would like to read this post to use the shortcode without causing any problems at your site.
Example
[Heateor-SC]
You can use following attributes in the Shortcode
Style
Use style attribute to style the comments interface
Example
[Heateor-SC style="background-color:#000;"]