overflow-anchor


none 이면 한번 스크롤할때 밖으로 안나감




> [Tether elements to each other with CSS anchor positioning - Chrome Developers](https://developer.chrome.com/blog/tether-elements-to-each-other-with-css-anchor-positioning/?utm_source=tldrnewsletter)

> [overflow-anchor - CSS: Cascading Style Sheets | MDN](https://developer.mozilla.org/en-US/docs/Web/CSS/overflow-anchor)





