CODE EXAMPLE FOR JAVASCRIPT

scrollintoview javascript

// 1.
// <a class="nav__link" href="#section--1">Features</a>
document.querySelectorAll('.nav__link').forEach(item => {
  item.addEventListener('click', function (e) {
    e.preventDefault();
    document
      .querySelector(this.getAttribute('href'))
      .scrollIntoView({ behavior: 'smooth' });
  });
});

// 2.
// <ul class="nav__links"> ...
// <a class="nav__link" href="#section--1">Features</a>
document.querySelector('.nav__links').addEventListener('click', function (e) {
  e.preventDefault();
  if (e.target.classList.contains('nav__link')) {
    document
      .querySelector(e.target.getAttribute('href'))
      .scrollIntoView({ behavior: 'smooth' });
  }
});