Help with Project formatting

Hi,
can someone tell me how to solve the issues in this project http://www.artistmeherj.com/portfolio/core-of-sun/

  1. Change the feature image background.
  2. Change the white aarea under text to different colour.
  3. Option of removing oother projects suggestions.

any support is much appreciated.

Hello there,

Try adding the below CSS code to Appearance > Customize > Additional CSS from dashboard.

    .single .type-jetpack-portfolio {
      background-color: transparent;
    }

    .single-jetpack-portfolio .post-navigation {
      display: none;
    }

Regards,
Kharis