One more thing that Web 2.0 brought us was simplicity. The overall page became more simple and the use of CSS was expected over multiple frames and tables for the layout.
Most companies (and startups) have a small team for web design and development. Thus, you will be wearing different hats during the development or maintenance of a product.
For now, the only way to create a good enough user experience is by using Responsive Web Design which was a technique using media queries created in 2010. However, with media queries and Responsive Web Design , there is not pixel perfect because you are designing even for resolutions that you are not testing for.
The following browsers support this feature: Opera 9.5+, Chrome, Firefox 3.5+, and Safari 1.1+. Historically, this feature was only supported by Safari, but now all recent major browsers support this property except IE.
I have seen many websites that use so many different colors, that it becomes distracting, off-putting, and downright unattractive.