AdminLte/build/scss/_main-sidebar.scss

//
// Core: Main Sidebar
//

// Default Sidebar Theme
@include sidebar-theme($sidebar-dark-bg, $sidebar-dark-color);

.main-sidebar {
  @include transition($sidebar-transition);
  z-index: $zindex-sidebar;
  min-width: $sidebar-width;
  max-width: $sidebar-width;
}

@include media-breakpoint-down(sm) {
  :not(.layout-fixed).main-sidebar {
    margin-left: -#{$sidebar-width};

    .sidebar-open & {
      transform: translateX($sidebar-width);

      .sidebar-mini-icon {
        display: none;
        transition: display $transition-speed;
      }
    }
  }
}

.sidebar {
  height: 100%;
  overflow-x: hidden;
  overflow-y: auto;
  padding-bottom: $sidebar-padding-y;
  padding-left: $sidebar-padding-x;
  padding-right: $sidebar-padding-x;
  padding-top: $sidebar-padding-y;
  @include scrollbar-color-gray();
  @include scrollbar-width-none();

  &:hover {
    @include scrollbar-width-thin();
  }
}

// Sidebar navigation menu
.nav-sidebar {
  // All levels
  .nav-link > .right,
  .nav-link > span > .right {
    position: absolute;
    right: 1rem;
    top: .7rem;
  }

  .nav-link {
    position: relative;

    span {
      display: inline-block;
      padding-left: .5rem;
    }

    .nav-icon {
      padding-left: .3rem;
    }
  }

  .nav-header {
    font-size: .9rem;
    padding: $nav-link-padding-y ($nav-link-padding-y * 1.5);
  }

  // Tree view menu
  .nav-treeview {
    display: none;
    list-style: none;
    padding: 0;
  }

  .menu-open > .nav-treeview {
    display: block;
  }
}

//