mkdocs-material/material/templates/.icons/fontawesome/solid/pen-to-square.svg

<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512"><!--! Font Awesome Free 6.5.1 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="M471.6 21.7c-21.9-21.9-57.3-21.9-79.2 0l-30.1 30 97.9 97.9 30.1-30.1c21.9-21.9 21.9-57.3 0-79.2l-18.7-18.6zm-299.2 220c-6.1 6.1-10.8 13.6-13.5 21.9l-29.6 88.8c-2.9 8.6-.6 18.1 5.8 24.6s15.9 8.7 24.6 5.8l88.8-29.6c8.2-2.7 15.7-7.4 21.9-13.5l167.3-167.4-98-98-167.3 167.4zM96 64c-53 0-96 43-96 96v256c0 53 43 96 96 96h256c53 0 96-43 96-96v-96c0-17.7-14.3-32-32-32s-32 14.3-32 32v96c0 17.7-14.3 32-32 32H96c-17.7 0-32-14.3-32-32V160c0-17.7 14.3-32 32-32h96c17.7 0 32-14.3 32-32s-14.3-32-32-32H96z"/></svg>