A class selector in CSS is an essential concept for web developers and designers to understand. It allows you to target specific elements on a webpage and apply styles to them. This can be a powerful tool for creating user-friendly and appealing websites, it's a must-know for anyone working with CSS
CSS grid is a layout system which provide us to create responsive website in a easy way. As flexbox is designed for 1D layout either in row or column but with grid we can create 2D layout - row and columns at the same time. This article is created to help you to understand grid system in better way.