SEO experts know that all search engines use spiders. But before you reach for that shoe to crush the pesky little critters, you should know that spiders are nothing more than robots, tools used by search engines to scour the web and look for webpages. Once the spiders have collected data, they bring the data back to the search engine for indexing.

SEO web design and its impact on Search Engines is Huge. CSS clean design can make it easier for search engines to crawl through your site.