Better software handling of digital video provides for smoother playback and richer colors. Intelligent flowcharts and 3-D effects are now becoming the norm. They add that visuals should be simple, clear, and should support learning objectives. While it may be true that a logical starting point is one that can be easily attained by the instructor, it nevertheless must be stated that the normal evolution should be toward the integration of many multimedia elements into presentation design. Positive screen space is the space being covered by either textual or graphical elements of the individual slide.
Negative space is the space between and around the positive screen elements.
Examples of appropriate and inappropriate screen space are illustrated in figure 1. Figure 1 . These techniques draw too much attention to the text rather than the concept being presented. Top Demo Colors Colors of fonts, screen background or graphics should be carefully analyzed. Colors should be used consistently throughout a presentation.