瀏覽器 滾動條 占據 y軸寬度的解決方案

html {
  overflow-y: scroll;
}

:root {
  overflow-y: auto;
  overflow-x: hidden;
}

:root body {
  position: absolute;
}

body {
  width: 100vw;
  overflow: hidden;
}


https://www.zhangxinxu.com/wordpress/2015/01/css-page-scrollbar-toggle-center-no-jumping/