Need computer science help with Web design

Need computer science help with Web design

Imagine that you add Internet Explorer filters to a Website containing fixed
images to enhance the images with a shadow. After adding the filters, it fails
to work. Explain why this may have happened. Propose another solution that you
can use to get the desired effect.

Mobile Websites, in most cases, should be simpler than standard sites. How
could you design a mobile Website so you would not have to eliminate graphic
elements?