: If you want the image to shrink on mobile devices, add max-width: 100%; height: auto; to your CSS.
To complete your HTML tag and ensure it is accessible and performs well, you should add an alt attribute and properly close the tag. <img width="680" height="300" src="https://cdn....
: Ensure the width and height attributes match the actual pixel dimensions of the source file to avoid distortion or unnecessary scaling. : If you want the image to shrink