using Fira Code


https://github.com/tonsky/FiraCode#browser-support

<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/firacode@6.2.0/distr/fira_code.css">
/* Specify in CSS */
code { font-family: 'Fira Code', monospace; }

@supports (font-variation-settings: normal) {
  code { font-family: 'Fira Code VF', monospace; }
}