Based on those factors mentioned above, you will need to consider the below elements in order to come up with a good presentation design:

Using visual hierarchy:

• Use contrasting colors to make certain elements stand out.
• Experiment with the size of text or images to highlight what you want to be stood out from the rest.

Using a consistent layout for all slides:

• Displays a histogram (or all stats) that shows the context of the important data.
• Display all highlight numbers on separate slides with no extra elements that can make the audience get distracted.
• Use infographics for stats.
• Anticipate the overall presentation to create a uniform but varied layout.

Choosing the font:

• Choose the right typeface for the whole presentation.
• Use consistent font hierarchy for each heading and synchronization in the entire presentation.
• Choose special fonts for important headings or main ideas.

Choosing the color:

• Match the theme color of the presentation with the color schemes of your brand.
• Find contrasting colors that match your client's idea.
• Mix colors together in styles.

Adding or fixing the details:

• Review the entire article.
• Add effects, sounds, and images.
• Make sure you have open access for your audience to the file.