This tutorial shows how to add a background color to a text element.
Select "Tools" > "CSS Style Editor" from the main menu or press this button on the toolbar.
Create a new style by clicking on the "Add" button on the right. Then rename it to "background" by clicking on the "Rename" button or pressing the "F2" key.
Click on the "Background" tab on the left and set the color to #EAF3FB or you can choose another color.
Click on the OK button to save the new style.
The new style will now appear on the "Available CSS Styles" panel in the "CSS Styles" tab as shown below.
Open a page and insert a text element on the page by clicking on this button on the toolbar or selecting "Insert" > "Text" from the main menu.
To create an empty text element, double-click on it and click on the "Save and Close" button.
To apply the style to the text element on the page. Drag the style "background" from the "Available CSS Styles" and drop it to the element on the page. If that element is selected, you can just drag the style "background" and drop it to the "Page / Element CSS Styles" panel above. Both will result in the following: