To make two items look alike you should upload the first item to the widget gallery. Then go to the second item's edit mode and choose the first item from the gallery and press Done. The second item will take on the properties of the first.
Step 1: Enter the edit mode of the widget you want the other widget to look like
Step 2: Go to the style tab ( in orange)
Step 3: Click Gallery (in pink)
step 4: Click 'Add Current to Gallery' at the bottom right corner of the new window (in green)
Step 5: Go to the edit mode of the widget you want to look like the other
Step 6: Go to the style tab (in orange - image above)
Step 7: Click Gallery (in pink - image above)
Step 8: Click the item you just uploaded (in blue).
Congratularions you have learned to use the widget gallery!