text-rendering.css

body {
  /* The Browser makes its best guess with its own rendering engine */
  /* results will vary based on the browser */
  text-rendering: auto;

  /* The Browser chooses page speed over font calculations and legibility */
  text-rendering: optimizeSpeed;

  /* The Browser chooses legibility over font calculations and page speed */
  text-rendering: optimizeLegibility;

  /* The Browser chooses exact font calculations over page speed and legibility */
  text-rendering: geometricPrecision;
}