style: #18 sidebar prettier

#18

Userguide.md

@@ -440,4 +440,4 @@ You can move around by clicking and moving the mouse around simultaneously. The
 ## Coordinates
 
 In the bottom right corner there is a black box that lists coordinates. These coordinates correspond to the target point, which is continuously updated to be the most recent point the user has double clicked on. Latitude and longitude are measured in degrees, while elevation is measured in metres from the sea level.
-Coordinates are only shown in the "Orbit Control" Navigation mode.
+Coordinates are only shown in the "Orbit Control" Navigation mode.