2. 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
3. tags and wrapped in a code block with tags, based on the first question and answer:
   The Problem:By default, CSS3 gradients applied to the body element might repeat if the body itself doesn't have a defined height that fills the entire viewport