3. Alternative Methods for Combining Background Images and CSS3 Gradients
   Understanding the Concept:Background-Image: This property allows you to set an image as the background of an element.CSS3 Gradient: A gradient is a smooth transition between multiple colors
4. Alternative Methods to Apply CSS Filters to Background Images
   Understanding the Challenge:Directly applying CSS filters to a background image is not straightforward. This is because filters typically affect the entire element
5. Mastering Background Images: How to Achieve a Perfect Fit in HTML and CSS
   Setting background-image:First, you need to define the image you want to use as the background. This is done using the background-image property in your CSS