The Tenjin admin site provides a snippet of html that can be taken to integrate an assistant on an external site. Our admin site could provide the ability to customise some style options with an editor similar to the attached screenshot. The editor will simply add the appropriately customised style rules to the html snippet.
As demonstrated by the attached, it is already possible to style Web Chat by using the instructions publicised witihn the Web Chat channel page, which also includes a link to Microsoft's own documentation: https://tenjindev-admin.tenjin.biomni.net/help/WebChatChannelEmbedHelp
However, this relies on knowledge of CSS and being willing to play with code, which many users will not want to do, so a simple WYSIWYG type approach would be more helpful, allowing users to easily edit some of the more common options people want; for example, colours, button layouts, etc.
Taking this one step further, we could also provide themes, helping users get going quicker when it comes to styling their Bot.