in-line

Consisting of parts arranged in a single line.

Having all cylinders in a single straight line; straight.

Inserted in the flow of a text.

An in-line mathematical formula does not have to be on a line of its own.

Parenthetical referencing is a citation style which uses in-line citations enclosed within parentheses.

Of a different language than the outer enclosing code.

BBC BASIC allows the programmer to write in-line assembly language.

Of a style: inserted in the style attribute of an HTML element instead of in a separate stylesheet.

Now the paragraph to which you applied the inline style should be light gray, as the inline CSS is overriding the embedded CSS and the linked style sheet. Any other default paragraphs should still be dark gray based on the embedded style.