Brake pedal fading?

So it sounds like the brake pedal sinks to the floor, correct? The most popular problems are a bad brake master cylinder, or you have a seized brake caliper slide. These two guides can help us fix it:

https://www.2carpros.com/articles/brake-pedal-goes-to-the-floor

and

https://www.2carpros.com/articles/discover-why-automotive-brake-pads-wear-unevenly

Check the brake fluid level and the brake pads as well. We need more information to help you. Please go over these guides and get back to us.