Update README.md

Author: divyamoncy

README.md

@@ -69,15 +69,15 @@ Finally, properties are what give the selected elements of a rule declaration th
 
 ### Formatting
 
-* Use soft tabs (2 spaces) for indentation
+* Use soft tabs (2 spaces) for indentation.
 * Prefer dashes over camelCasing in class names.
   - Underscores and PascalCasing are okay if you are using BEM (see [OOCSS and BEM](#oocss-and-bem) below).
-* Do not use ID selectors
+* Do not use ID selectors.
 * When using multiple selectors in a rule declaration, give each selector its own line.
-* Put a space before the opening brace `{` in rule declarations
+* Put a space before the opening brace `{` in rule declarations.
 * In properties, put a space after, but not before, the `:` character.
-* Put closing braces `}` of rule declarations on a new line
-* Put blank lines between rule declarations
+* Put closing braces `}` of rule declarations on a new line.
+* Put blank lines between rule declarations.
 
 **Bad**