#LeftColumn-main {
  height: 100%;
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 1;

  .connection-state-wrapper {
    position: absolute;
    top: 3.75rem;
    width: 100%;
  }

  > .Transition {
    flex: 1;
    overflow: hidden;
    transition: transform 300ms ease;

    &.pull-down {
      transform: translateY(3.75rem);
    }
  }

  .ChatFolders {
    height: 100%;
    display: flex;
    flex-direction: column;
    overflow: hidden;

    .tabs-placeholder {
      height: 2.625rem;
      transition: height 150ms ease;

      &:not(.open) {
        height: 0;
      }
    }

    .TabList {
      justify-content: flex-start;
      padding-left: .5625rem;
      padding-bottom: 1px;
      border-bottom: 0;
      z-index: 1;
    }

    .Tab {
      flex: 0 0 auto;
      padding-left: 0.625rem;
      padding-right: 0.625rem;

      > span {
        padding-left: 0.5rem;
        padding-right: 0.5rem;
      }
    }

    > .Transition {
      flex: 1;
      overflow: hidden;
    }
  }

  .chat-list, .RecentContacts, .LeftSearch, .search-content {
    height: 100%;
    overflow-y: auto;
  }

  .btn-update {
    position: absolute;
    bottom: 1rem;
    left: 1rem;
    right: 1rem;
    margin: 0 auto;
  }
}