You would want to change the color of the table of contents to showcase it better. Follow the below steps to change the color of the table of contents.
Paste the below code snippet:
.content_block .content_container .page-action .article_action_links ul li a
In the above snippet, replace red with your desired color
The dafault color of the table of content is **grey.
The color of the table of content is changed to red.