Opera is a very popular browser also my favorite. Development Team for the new version 9.5 is working on a new skin.
If one word should describe the new look, it would be Sharp. We wanted to create a skin with clean lines and clear icons, inspired by the intuitive symbols you can expect at an airport and in line with our Scandinavian heritage. This also better matches the look and feel we introduced on the Wii and refine in Opera 9.5 for Windows Mobile.
Says Borg from his blog.
The color scheme of the user interface is designed to not steal focus away from your browsing, but being available when you need it and clearly indicate activity (stop button turning red) or security elements.
Here are some links to download the 9.5 dev