@sleekmike for style.css
.rw-conversation-container
|-- .rw-header
|-- .rw-title
|-- .rw-close-function
|-- .rw-loading
|-- .rw-messages-container
|-- .rw-message
|-- .rw-client
|-- .rw-response
|-- .rw-replies
|-- .rw-reply
|-- .rw-response
|-- .rw-snippet
|-- .rw-snippet-title
|-- .rw-snippet-details
|-- .rw-link
|-- .rw-imageFrame
|-- .rw-videoFrame
|-- .rw-sender
|-- .rw-new-message
|-- .rw-send
For example: In style.css
>
> .rw-conversation-container .rw-widget-container{
> position: fixed;
> bottom: 13%;
> right: 42px;
> height: 720px;
> width: 420px;
> background: #db5d28;
> border-radius: 10px 10px 10px 10px;
> box-shadow: 0 0px 1px 0 rgba(0, 0, 0, 0.16), 0 0px 10px 0 #00000096;
>
> }
It is just a example, try see the main webchat GitHub and customised as per your need. Good luck with the project!!