How to change the size of an image in HTML?
Use the HTML alt attribute to define an alternate text for an image, if it cannot be displayed. Use the HTML width and height attributes to define the size of the image. Use the CSS width and height properties to define the size of the image (alternatively) Use the CSS float property to let the image float.
How to resize an image?
When resizing an image, you need to maintain the aspect ratio. Otherwise, the image could become distorted and lose some image quality. You can also resize an image through CSS, as shown in the examples below. In the first example, the actual size in pixels is specified for width and height. Using this option limits the images that use that CSS.
How do I resize the background image in CSS?
The CSS uses the 'background-size' property to resize the background image. In this example, I use the contain keyword to specify the size of the background image.