2. After creating a new document, double-click the foreground color in the toolbar, select the appropriate color, and then click OK. And press the shortcut key ALTDEL to fill the background layer with the background color.
3. Click the rectangle tool in the toolbar, remove the top fill color, set the stroke color to white, then set the width of the border, and then draw a rectangular border in A4 canvas.
4. Click the text tool in the toolbar, enter the theme of the flyer in the border, set the font and text size at the top, and then adjust it to the middle of the border.
5. Then enter the subtitle and content under the subject words. After selecting all text layers, click Center Alignment at the top.
6. Then you can add an illustration about the theme to the leaflet.
7. Select all the newly created layers, press CTRLG to group the layers, and put the theme content in the middle of A4 paper.
8. Then we can add a white bar at the bottom and enter the contact information, address and other information.
9. Finally, add some small themes or icons around the theme near the edge, and that's it.