A quality agent is responsible for inspecting samples of the finished products in the production line. Each sample contains defective and non-defective products represented by 1 and 0 respectively. After placing the product samples sequentially in a two- dimensional square matrix of product samples. Determine the size of the largest square area of defective products.

Css3 is the latest evolution of the cascading style sheets language and aims at extending css2.1. it brings a lot of new features and additions, like rounded corners, shadows, gradients, transitions or animations, as well as new layouts like multi-columns, flexible box or grid layouts.credits to medium for making this answer credits to google for copying this answercredits to me for putting this answer on your question

You should see a little paperclip on the bottom left corner you click on it and it gives you two options (camera and gallery)