scrollIntoView.js

import Conveyer from "@egjs/conveyer";

const conveyer = new Conveyer(".items");

const prev = document.querySelector(".prev");
const next = document.querySelector(".next");

prev.addEventListener("click", () => {
  // start to end
  conveyer.scrollIntoView("start", {
    align: "end",
    duration: 500,
    excludeStand: true,
  });
});
next.addEventListener("click", () => {
  // end to start
  conveyer.scrollIntoView("end", {
    align: "start",
    duration: 500,
    excludeStand: true,
  });
});