Mhhhh … When I license stuff as creative commons, I usually link to their website. They have a short concise version of all the licenses there, which is nice. Like this one:

https://creativecommons.org/licenses/by-nc-sa/4.0/

This is how this page looks like today:

Two popups? And one of them asking for donations to creative commons? Are you kidding me? 😳