:root {
	--font-size: 19px;
	--h1-size: 3rem;
	--h2-size: 2rem;
	--h3-size: 1.6rem;
	--h4-size: 1.2rem;
	--line-height: 1.7;
	--heading-font: Times new roman, serif;
	--copy-font: Arial, sans-serif;
	--primary-colour: #999;
	--secondary-colour: #666;
	--tertiary-colour: #333;
	--light-colour: #fff;
	--dark-colour: var(--copy-colour);
	--copy-colour: #333;
	--heading-colour: var(--tertiary-colour);
	--row-width: 1200px;
	--padding: 1rem;
	--hero-img: calc(100vh - var(--nav-height));
	--nav-height: 116px; /* offsets height if using fixed navigation, set to 0 if navigation is not fixed */
}