content.js

// https://www.w3schools.com/css/css3_variables_javascript.asp

const r = document.querySelector(':root');

// text
r.style.setProperty("--ds-color-london-5", "#eeeeee")
r.style.setProperty("--ds-color-london-10", "#eeeeee")

// masthead menu background color
r.style.setProperty("--ds-color-london-20", "#eeeeee")

// special article banner
r.style.setProperty("--ds-color-london-95", "#0d0d0d")

// Share modal
r.style.setProperty('--ds-color-london-100', '#0d0d0d')

// box thingy
r.style.setProperty("--ds-color-los-angeles-95", "transparent")

// anchor hover
r.style.setProperty("--ds-color-chicago-30", "#eeeeee");

// Underlined text and buttons
r.style.setProperty("--ds-color-chicago-45", "#1a2c78");

// if like me you dislike the new serif typeface
r.style.setProperty("--ds-type-system-serif", "EconomistSansOsF")

// anchor active background colour
r.style.setProperty("--ds-color-chicago-95", "#transparent");