ungroup it by right-clicking and choosing “Ungroup”.
Change the color by clicking on the paint bucket.
Then resize the element by clicking and dragging one of the square-shaped points of its bounding box (the cursor should look like a double-headed arrow). Remember to hold Shift while dragging to keep the proportions.
Group the elements again by selecting them, right-clicking and choosing “Group”.
Repeat the steps above with the other parts and when you’re done editing, copy the end result and paste it into your presentation.
Remember to choose the “Keep source formatting” option so that it keeps the design. For more info, please visit Slidesgo School.