Hello itsjustme,
We are not aware of any issues that would cause you to experience site slowness today, so it is unclear what may be causing the issue to occur.
If you have not already done so, please try clearing your browser cache to ensure that it is not caching elements of the site in appropriately. If the difficulty persists, please do let us know in a support case as well as what you have already tried so we can look into this further for you.
- Craig