the `width` parameter use Observable standard library https://observablehq.com/@observablehq/stdlib#widthSection it can change responsively when the page resized the standard library of Observable https://github.com/observablehq/stdlib

refer to the standard library of width: https://github.com/observablehq/stdlib/blob/main/src/width.js I write a function to get the page width and add the debound feature, check it out in this codepen: https://codepen.io/benbinbin/pen/PoOJKWV