How to make a Women's Day card is both three-dimensional and simple?

The three-dimensional greeting cards for Women's Day are as follows:

Material preparation: greeting cards, paper, pens, scissors, etc.

Operating steps:

1. Fold the square colored cardboard diagonally before opening it.

2. Then fold the colored cardboard in half, fold it again, and face it twice. Then, draw the shape of a flower on the colored paper board with a pen.

3. Cut with scissors along the shape of the flowers on the colored paper board.

4. The colored cardboard is cut and then opened, which becomes the shape of a flower.

5. Fold the dent in the diagonal at the beginning inward, and sort out the shape that looks like a love shape but blooms like the picture above.