mkdocs-material/material/.icons/fontawesome/solid/arrow-turn-down.svg

<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 384 512"><!--! Font Awesome Free 6.4.0 by @fontawesome - https://fontawesome.com License - https://fontawesome.com/license/free (Icons: CC BY 4.0, Fonts: SIL OFL 1.1, Code: MIT License) Copyright 2023 Fonticons, Inc.--><path d="M32 64C14.3 64 0 49.7 0 32S14.3 0 32 0h96c53 0 96 43 96 96v306.7l73.4-73.4c12.5-12.5 32.8-12.5 45.3 0s12.5 32.8 0 45.3l-128 128c-12.5 12.5-32.8 12.5-45.3 0l-128-128c-12.5-12.5-12.5-32.8 0-45.3s32.8-12.5 45.3 0l73.3 73.4V96c0-17.7-14.3-32-32-32H32z"/></svg>