It is time to add the changes to Moodle on-premises. The steps that we have to follow are very simple; just copy and paste the CSS code that we have just edited. We know that it works because we have already tested it. Therefore, these are the steps that we have to follow:
Enter Moodle on-premises to edit the code.
Within the Administration block, click on Site administration | Appearance | Themes | Essential | General.
Scroll down until you find Custom CSS.
Do not erase the code you find written in the block unless you want to edit it. It is the code to change the size of the image.
Scroll down the block and paste the new code, as shown in the following screenshot:
Click on Save changes. The first screenshot shows the titles before the change:
The following image shows the titles after editing the code: