.app {
  .hideSidebar {
    .mix-wrapper__left {
      width: 54px;
    }

    .sidebar-container {
      width: 54px !important;

      .header {
        .logo-wrap {
          width: 54px !important;
          transition: transform 0.28s;
        }
      }
    }

    .main-container {
      margin-left: 54px;
    }

    .submenu-title-noDropdown {
      position: relative;
      padding: 0 !important;

      .el-tooltip {
        padding: 0 !important;

        .sub-el-icon {
          margin-left: 19px;
        }
      }

      & > span {
        display: inline-block;
        width: 0;
        height: 0;
        overflow: hidden;
        visibility: hidden;
      }
    }

    .el-sub-menu {
      overflow: hidden;

      & > .el-sub-menu__title {
        padding: 0 !important;

        .sub-el-icon {
          margin-left: 19px;
        }

        .el-sub-menu__icon-arrow {
          display: none;
        }
      }
    }

    .el-menu--collapse {
      .el-sub-menu {
        & > .el-sub-menu__title {
          & > span {
            display: inline-block;
            width: 0;
            height: 0;
            overflow: hidden;
            visibility: hidden;
          }
        }
      }
    }
  }

  .el-menu--collapse .el-menu .el-sub-menu {
    min-width: $sidebar-width !important;
  }

  // mobile responsive
  .mobile {
    .main-container {
      margin-left: 0;
    }

    .sidebar-container {
      width: $sidebar-width !important;
      transition: transform 0.28s;
    }

    &.hideSidebar:not(.layout-mix, .layout-top) {
      .sidebar-container {
        pointer-events: none;
        transition-duration: 0.3s;
        transform: translate3d(-$sidebar-width, 0, 0);
      }
    }
  }

  .withoutAnimation {
    .main-container,
    .sidebar-container {
      transition: none;
    }
  }
}

// when menu collapsed
.el-menu--vertical {
  & > .el-menu {
    .sub-el-icon {
      margin-right: 12px;
      margin-left: -2px;
    }
  }

  .nest-menu .el-sub-menu > .el-sub-menu__title,
  .el-menu-item {
    &:hover {
      // you can use $subMenuHover
      background-color: $menu-hover !important;
    }
  }

  // the scroll bar appears when the subMenu is too long
  > .el-menu--popup {
    max-height: 100vh;
    overflow-y: auto;

    &::-webkit-scrollbar-track-piece {
      background: #d3dce6;
    }

    &::-webkit-scrollbar {
      width: 6px;
    }

    &::-webkit-scrollbar-thumb {
      background: #99a9bf;
      border-radius: 20px;
    }
  }
}