mkdocs-material/material/.icons/fontawesome/brands/css3.svg

<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><!--! 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="m480 32-64 368-223.3 80L0 400l19.6-94.8h82l-8 40.6L210 390.2l134.1-44.4 18.8-97.1H29.5l16-82h333.7l10.5-52.7H56.3l16.3-82H480z"/></svg>