drupal-quartiersdedemain/web/themes/custom/quartiers_de_demain/scss/global/variables/_core.scss

@media (min-width: 48rem) {
	:root {
	  font-size: calc(1rem + ((1vw - .48rem) * 1.389));
	  /* .48rem = viewportWidthMinimum /100 */
	  /* 1.389rem = 100 * fontSizeDifference / viewportWidthDifference */
	}
  }
  
  @media (min-width: 120em) {
	:root {
	  font-size: 2rem;
	}
  }