Below your element with the Total Fat text, create a new p element with the text Saturated Fat 1g 5%. Wrap the 5% in a span with the class attribute set to bold. In this case this is enough to align the percentage to 5%.
I’ve edited your code for readability. When you enter a code block into a forum post, please precede it with a separate line of three backticks and follow it with a separate line of three backticks to make it easier to read.
You can also use the “preformatted text” tool in the editor (</>) to add backticks around text.