:root{
  --primary-colour: #222222;
  --primary-colour-dark: #181818;
  --primary-colour-light: #2c2c2c;
  --primary-colour-rgb: 34, 34, 34;
  --secondary-colour: #004a8f;
  --secondary-colour-dark: #003f7b;
  --secondary-colour-light: #003fa3;
  --secondary-colour-rgb: 0, 74, 143;
  --tertiary-colour: #0067b2;
  --tertiary-colour-dark: #005b9e;
  --tertiary-colour-light: #0058c6;
  --tertiary-colour-rgb: 0, 103, 178;
  --quaternary-colour: #18b7d0;
  --quaternary-colour-dark: #16a7be;
  --quaternary-colour-light: #1aade3;
  --quaternary-colour-rgb: 24, 183, 208;
}