Function resize

src/components/scrollbar/index.js:188–196

(render = true)

	}

	function resize(render = true) {
		rect = $scrollbar.getBoundingClientRect();
		height = rect.height - 20 - thumbHeight;
		width = rect.width - 20 - thumbHeight;

		if (height < 0) height = 0;
		if (width < 0) width = 0;
		if (render && height && width) setValue(scroll);
	}

	function setValue(val) {
		if (!height || !width) resize(false);