wp-calypso/packages/global-styles/src/constants.ts

export const STYLE_PREVIEW_WIDTH = 248;
export const STYLE_PREVIEW_HEIGHT = 152;
export const STYLE_PREVIEW_COLOR_SWATCH_SIZE = 32;
export const FONT_PREVIEW_LARGE_WIDTH = 136;
export const FONT_PREVIEW_LARGE_HEIGHT = 106;
export const FONT_PREVIEW_WIDTH = 120;
export const FONT_PREVIEW_HEIGHT = 74;

export const DEFAULT_GLOBAL_STYLES_VARIATION_TITLE = 'default';
export const DEFAULT_GLOBAL_STYLES_VARIATION_SLUG = 'default';
export const SYSTEM_FONT_SLUG = 'system-font';

export const DEFAULT_GLOBAL_STYLES = {
	settings: {},
	styles: {},
};