Do you have already a YouTube channel ? One of the first things people see is your presentation. Mine was simple with my name unto my coach tipped to use http://www.canva.com.
You can choose a template and than upload personal pictures with a simple click.
It took a bit of adjusting and playing, but I got to a layout that is visible on mobiles, laptops and tv-screens!
Check it out, and subscribe to my YouTube channel too. Mark the notification bell so you know when new videos are uploaded!