diff --git a/README.md b/README.md
index 87c5b37..aff4402 100644
--- a/README.md
+++ b/README.md
@@ -19,11 +19,11 @@ This project was bootstrapped with [Create React App](https://github.com/faceboo
     - Listens to updates in scrollHeight of scroll container( due to introduction of new data), and fetches more data if avaiable data does not fill updated scroll container.
     - And yes of-course, fetches more data when user scrolls to a given threshold.
 * `PlatformPusherNotifications` : Central hub for complete application to display any toast notifications to user. Managed by Context API. Supports following features-
-    - Diplays a max of 5 toasts at a time. All the rest notifications are kept in stack, their timer starts only when they appear to the user.
-    - Individual timeout can be provided when pushing a notification.
-    - Notification toast's timer pause on hover.
+    - Diplays a max of 5 toasts at a time. Overflowing notifications are kept in stack, their timer starts only when they appear to the user.
+    - Custom timeout can be provided when pushing a notification.
+    - Notification toast's timer pauses on hover.
     - Notification can be expired early by clicking on the toast.
-* `PausableTimer` : A customised wrapper over 'setTimeout' that powers each individual toast notification. Supports following functionality over and above 'setTimeout'
+* `PausableTimer` : A customised wrapper over 'setTimeout' that powers toast notification under the hood. Supports following functionality over and above 'setTimeout'
     - Option to start timer immediately or when invoked manually.
     - Pause/Resume timer as required.
     - Finish the timer early when required.
diff --git a/src/setupTests.ts b/src/setupTests.ts
deleted file mode 100644
index 74b1a27..0000000
--- a/src/setupTests.ts
+++ /dev/null
@@ -1,5 +0,0 @@
-// jest-dom adds custom jest matchers for asserting on DOM nodes.
-// allows you to do things like:
-// expect(element).toHaveTextContent(/react/i)
-// learn more: https://github.com/testing-library/jest-dom
-import '@testing-library/jest-dom/extend-expect';
diff --git a/src/styles/mixins/index.ts b/src/styles/mixins.ts
similarity index 81%
rename from src/styles/mixins/index.ts
rename to src/styles/mixins.ts
index 051ba65..19b07b1 100644
--- a/src/styles/mixins/index.ts
+++ b/src/styles/mixins.ts
@@ -1,6 +1,3 @@
-//typeDefs
-import { FlexContainerOptions } from './interfaces';
-
 export function centerToParent(): string {
   return `
     position: absolute;
@@ -27,7 +24,12 @@ export function flexContainer({
   alignItems = 'flex-start',
   justifyContent = 'flex-start',
   flexWrap = 'nowrap',
-}: FlexContainerOptions) {
+}: {
+  flexDirection?: 'row' | 'column';
+  alignItems?: 'center' | 'flex-start' | 'flex-end' | 'stretch';
+  justifyContent?: 'flex-start' | 'center' | 'space-around' | 'space-between' | 'flex-end';
+  flexWrap?: 'wrap' | 'nowrap';
+}) {
   return `
     display: flex;
     flex-direction: ${flexDirection};
diff --git a/src/styles/mixins/interfaces.ts b/src/styles/mixins/interfaces.ts
deleted file mode 100644
index 38db8fc..0000000
--- a/src/styles/mixins/interfaces.ts
+++ /dev/null
@@ -1,6 +0,0 @@
-export interface FlexContainerOptions {
-  flexDirection?: 'row' | 'column';
-  alignItems?: 'center' | 'flex-start' | 'flex-end' | 'stretch';
-  justifyContent?: 'flex-start' | 'center' | 'space-around' | 'space-between' | 'flex-end';
-  flexWrap?: 'wrap' | 'nowrap';
-}