Transition is a little harder to define. Unlike repetition or progression, transition tends to be a smoother flow, where the eye naturally glides from one area to another. The most common transition is the use of a curved line to gently lead the eye, such as an arched doorway or winding path.

Another avenue to consider is using wallpaper, perhaps as an accent wall or to change up all four. And don’t worry; wallpaper has come a long way since the 1970s. Today’s styles consist of a wide variety of designs, from bold, geometric designs and colors to something more simple and subtle. The options are endless.

How about adding decorative beams to a ceiling to draw the eye upward? You may even opt for the look of a coffered ceiling, with beams creating a waffle-like pattern. Although coffers are usually square, you may wish to consider other regular geometric shapes. Special coffers are available that improve the acoustics in a room with a high ceiling. For a low ceiling, you can create a modified-coffered look by using flat boards instead of beams.

The first step in choosing a floor is deciding what look and feel you want for each room and throughout your home. Remember your floor is a key interior design element so you'll want to spend some time selecting the right materials, colors, patterns, textures and even shapes for each room. Some of the more popular flooring options are wood, laminate, vinyl, carpet, cork, bamboo, ceramic and linoleum. We've selected some of the most eco-friendly options to help you build a dream green home.