In today's era 80% of all online adults are smartphone users. That means most of the customers are on Smartphone. For this we need a website which can be work proper on desktop and mobile. It can be possible using a Responsive design. Responsive web design is an approach to web design aimed at crafting websites to provide optimal viewing experience, easy reading and navigation with a minimum resizing, panning and scrolling across a wide range of devices (from Large Desktop Screen to Mobile Screens). A responsive design can be integrated into your existing website or can incorporate into a new website. Here I am sharing some tips and tricks for developing a responsive design: