The Additional CSS code does not work

Sorry, my statement can be a little messy.

I want it to disappear and then I wish it can appear under the post title like the attachment.
and when I click the read more It disappear.

Ok so do you not want to hide it but just change its position from above post title to below it?

yes, Movin.

Hello, Movin.
I am waiting for you.

To achieve this we have to develop custom PHP code so please share me your child theme so that i can make changes in it to achieve this.

this is my child theme

Hi, Movin
Do you have solved the problem?