js move down page to special part of html code example

Example 1: how can when click buton scrool to another elemtn

$("button").click(function() {
    $('html,body').animate({
        scrollTop: $(".second").offset().top},
        'slow');
});

// example: http://jsfiddle.net/ryXFt/3/

Example 2: scroll to a section of your page html

html {
  scroll-behavior: smooth;
}