The text of “H3” is not displayed on mobile display, it is normal on PC, the mobile display of other sections is normal, only this alphabet is abnormal, it can not be fixed even if it is deleted and recreated, this improvement Do you have any solution?
https://drive.google.com/file/d/1dfksVfklmC0XUAfpiividf0gRfowaY64/view?usp=sharing
