Step 1:
Navigate to Resellpress Options > Header.
Step 2:
Click on toggle button to Enable Sticky Header.

Step 3:
Click on save button.

Step 1:
Navigate to Resellpress Options > Header.
Step 2:
Click on toggle button to Enable Sticky Header.

Step 3:
Click on save button.

Choose a color via color picker or click the predefined styles below.