LotteryAdmin/src/styles/variables.scss

// sidebar
$menuText:#fff;
$menuActiveText:#0cffdf;
$subMenuActiveText:#0cffdf; //https://github.com/ElemeFE/element/issues/12951

// $menuBg:#304156;
$menuBg:#2B5198;
// $menuHover:#263445;
$menuHover:#2B5198;

// $subMenuBg:#1f2d3d;
$subMenuBg:#2B5198;
$subMenuHover:#2B5198;
// $subMenuHover:#409eff;

$sideBarWidth: 210px;
$topBarHeight: 56px;
$contentHeight: calc(100vh - 56px);
// $contentHeight: 100%;

// the :export directive is the magic sauce for webpack
// https://www.bluematador.com/blog/how-to-share-variables-between-js-and-sass
:export {
  menuText: $menuText;
  menuActiveText: $menuActiveText;
  subMenuActiveText: $subMenuActiveText;
  menuBg: $menuBg;
  menuHover: $menuHover;
  subMenuBg: $subMenuBg;
  subMenuHover: $subMenuHover;
  sideBarWidth: $sideBarWidth;
}