A sentence fades up, then a marker sweeps in behind one phrase and flips its ink

This is the format it was composed for. Switch above to see it lay itself out for another — same animation, re-arranged for the frame.
No Tailwind, no CSS, no asset files. Inline styles only.
A sentence that fades up as one unit, then a highlighter sweeps left to right behind one phrase in it — with the option of a solid block that inverts the text it covers, a thick underline, or a rounded box that looks hand-drawn.