You will find The Decider online resources here: https://thedecider.org.uk/resources/
Choose either 32 or 12 skills
Ensure you enter all lower case and no spaces before or after.
You can check these login details are correct by using a completely different device.
If you continue to have problems, you could try the following:
Use a different browser
Use a new incognito/private window or tab
Clear your browser cache/browser data - each browser is cleared differently: https://www.pcmag.com/how-to/how-to-clear-your-cache-on-any-browser
We hope this helps