The Shapes of CSS. Learn Development at Frontend Masters CSS is capable of making all sorts of shapes.
Squares and rectangles are easy, as they are the natural shapes of the web. Add a width and height and you have the exact size rectangle you need. Add border-radius and you can round that shape, and enough of it you can turn those rectangles into circles and ovals. 40 Unusual & Attractive 404 Page Designs. The 404 page is about as ubiquitous on the Internet as Google itself.
It’s the most common error we see, thrown at us when the server can’t find the page we’re looking for. Particularly on larger sites, 404 errors are bound to show up after a while, due to mistakes made during changes to a site, its content and design. The 404 page is also a great opportunity. You might think you’ve lost the reader, but you can use these pages to nudge them towards other content on your site. Stuxnet: Anatomy of a Computer Virus.