Brugge has several underground car parks. The nearest parking stations are the Pandreitje (which is about 150 meters away - https://www.interparking.be/en/find-parking/Pandreitje/) or Langestraat (about 350 meters away - https://www.mypark.be/nl/parking/parking-langestraat/).
For further information about street parking can also be found at https://www.visitbruges.be/en/plan-your-visit/parking/parking-policy
The following link contains the information you need for the public bus (closest stop is the Dijver) https://www.visitbruges.be/en/plan-your-visit/mobility-and-accessibility