부드러운 스크롤 css
html {
scroll-behavior: smooth;
}
/* No support in IE, or Safari
You can use this JS polyfill for those */
http://iamdustan.com/smoothscroll/
html 스크롤 동작
html {
scroll-behavior: smooth;
}
// scroll-behaviour option
auto => Allows a straight jump "scroll effect" between elements within the scrolling box. This is default
smooth => Allows a smooth animated "scroll effect" between elements within the scrolling box.
initial => Sets this property to its default value.
inherit => Inherits this property from its parent element.