how to scroll to a section in html code example

Example 1: smooth scroll css

html {
  scroll-behavior: smooth;
}

/* No support in IE, or Safari
You can use this JS polyfill for those */
http://iamdustan.com/smoothscroll/

Example 2: 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/