Update README.md

README.md

@@ -55,6 +55,7 @@ Install package using `pip install slgbuilder` to get the implementation from th
 ### 5. Installation of Structure Tensor Tool
 
 **Option 1**
+
 The tutorial notebook for Structure Tensor will automatically clone the repository of the structure tensor tool. If that were to fail, use Option 2.
 
 **Option 2**