+desktop() {
  .sidebar {
    // https://caniuse.com/css-sticky
    position: sticky;
    top: $sidebar-offset;
  }

  .sidebar-toggle {
    display: none;
  }

  .sidebar-inner {
    background: var(--content-bg-color);
    border-radius: $border-radius;
    box-shadow: $box-shadow;
    box-sizing: border-box;
    color: var(--text-color);
    margin-top: $sidebar-offset;
    max-height: 'calc(100vh - %s)' % unit($sidebar-offset * 2, 'px');

    if (hexo-config('motion.enable') and hexo-config('motion.transition.sidebar')) {
      visibility: hidden;
    }
  }

  .site-state-item {
    padding: 0 10px;
  }

  .sidebar .sidebar-button {
    border-bottom: 1px dotted $grey-light;
    border-top: 1px dotted $grey-light;

    button {
      border: 0;
      color: $orange;
      display: block;
      width: 100%;

      &:hover {
        background: none;
        border: 0;
        color: darken($orange, 20%);
      }
    }
  }

  .links-of-author {
    flex-wrap();
  }

  .links-of-author-item {
    margin: 5px 0 0;

    if (not hexo-config('social_icons.icons_only')) {
      width: 50%;
    }

    a {
      border-bottom: 0;
      border-radius: 4px;
      display: block;
      padding: 0 5px;
      sidebar-inline-links-item();

      &:hover {
        background: var(--body-bg-color);
      }
    }
  }

  .links-of-blogroll-item a {
    padding: 0 5px;
  }

  if (hexo-config('back2top.sidebar')) {
    // Only when back2top.sidebar is true, apply the following styles
    .back-to-top {
      background: var(--body-bg-color);
      margin: 8px - $sidebar-offset -10px -18px;
      transition-property: bottom, margin-top;

      &.back-to-top-on {
        margin-top: 16px;
      }
    }
  }
}