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.sr-only {
	border: 0 !important;
	clip: rect(1px, 1px, 1px, 1px) !important;
	-webkit-clip-path: inset(50%) !important;
	clip-path: inset(50%) !important;
	height: 1px !important;
	margin: -1px !important;
	overflow: hidden !important;
	padding: 0 !important;
	position: absolute !important;

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display: -webkit-box;
-webkit-box-orient: vertical;
-webkit-line-clamp: 2;

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const capitalize = ([first, ...rest], lowerRest = false) =>
  first.toUpperCase() + (lowerRest ? rest.join('').toLowerCase() : rest.join(''));

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const deepFlatten = arr => [].concat(...arr.map(v => (Array.isArray(v) ? deepFlatten(v) : v)));

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const RGBToHex = (r, g, b) => ((r << 16) + (g << 8) + b).toString(16).padStart(6, '0');

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export default (el) => {
  const $el = $(el);
  const top = $el.offset().top - 250;
  const bottom = top + $el.height();
  const scroll = $(window).scrollTop();
  return scroll > top && scroll < bottom;
}

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function random(min, max) {
  return Math.random() * (max - min) + min;
}

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 function isAnyPartOfElementInViewport(el) {

    const rect = el.getBoundingClientRect();
    // DOMRect { x: 8, y: 8, width: 100, height: 100, top: 8, right: 108, bottom: 108, left: 8 }
    const windowHeight = (window.innerHeight || document.documentElement.clientHeight);
    const windowWidth = (window.innerWidth || document.documentElement.clientWidth);

    // http://stackoverflow.com/questions/325933/determine-whether-two-date-ranges-overlap
    const vertInView = (rect.top <= windowHeight) && ((rect.top + rect.height) >= 0);
    const horInView = (rect.left <= windowWidth) && ((rect.left + rect.width) >= 0);

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isElementInViewport(el) {
		const rect = el.getBoundingClientRect();

		return (
			rect.top >= 0 &&
			rect.left >= 0 &&
			rect.bottom <= (window.innerHeight || document.documentElement.clientHeight) &&
			rect.right <= (window.innerWidth || document.documentElement.clientWidth)
		);
	}

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function checkVisibility(el) {
  var dTop = $(window).scrollTop(),
    dBot = dTop + $(window).height(),
    elTop = el.offset().top,
    elBot = elTop + el.height();
  return ((elTop <= dBot) && (elBot >= dTop));
}