Currently app mocks a pinterest like screen with cards on screen which on click shows a popup. The popup shows the details of the cards selected along with comments to the respective card article. Fix broken pinterest app.

• Currently on clicking on card a popup appears. However on closing the popup, the screen is blurred and is not user interactive.
• Fix the issue such as the blurred behavior no longer appears.

• On the header theres a search input box which is static at the moment.
• Implement the search functionality such that only the articles appears based on the search query entered.