Hi,
Thanks for the interest in our plugins. I can answer your questions.
I do not believe that is an advanced level customization, but it would take a good understanding of html and css to get it. Along with a little bit of php.
Customization such as that are beyond the support we can provide for free and premium customers, but here are some guides to point you in the right direction:
To customize our templates we have the themer’s guide:
https://theeventscalendar.com/knowledgebase/themers-guide/
https://theeventscalendar.com/knowledgebase/template-overview/
You can try customizing the list view as part of the the core version of the Events Calendar found for free on WordPress.org: https://wordpress.org/plugins/the-events-calendar/
Cheers