SharePoint 2019 (On Prem)-White space issue after adding the three column layout on the modern page

Hi,

I am trying to add the the three column layouts in the  modern page in the SharePoint 2019 (On Prem) site and added the web parts in the each column. After adding the Web parts there are white space are appearing on the right side

Please let me know how we can reduce those white space , or adjust the web parts that fit to screen with no white space or any workaround.