How to adjust wordpress output format

Status before publishing

View after publishing

Existing problems:
The format before publication was very good. What should be arranged in one line is only one line. After publication, the format changed and one line was displayed as two lines. How to make one line display more characters?

Reply content:

Status before publishing

View after publishing

Existing problems:
The format before publication was very good. What should be arranged in one line is only one line. After publication, the format changed and one line was displayed as two lines. How to make one line display more characters?

The format after publication is affected by the css of your website theme, and the css of the front-end page needs to be adjusted