.main-container {
  height: 100%;
  display: flex;
  flex-flow: row;
  border-top: none;
  .split-area {
    overflow: hidden;
    .left-side {
      width: 100%;
      height: 100%;
      flex: 0 0 auto;
      position: relative;
    }
  }
  .contents {
    flex: 1 1 auto;
    min-width: 320px;
    height: 100%;
    .chat-messages {
      width: 100%;
      height: 100%;
      font-size: 1em;
    }
    .rightDrawer {
      width: 320px;
      height: 100%;
      flex: 0 0 auto;
      overflow: hidden;
      -webkit-box-shadow: -1px 0px 3px 0px rgba(0, 0, 0, 0.3);
      -moz-box-shadow: -1px 0px 3px 0px rgba(0, 0, 0, 0.3);
      box-shadow: -1px 0px 3px 0px rgba(0, 0, 0, 0.3);
    }
  }
  .right-side {
    height: 100%;
    flex: 0 0 auto;
  }
}

::ng-deep .mat-drawer-inner-container {
  overflow: unset !important;
}

::ng-deep .mat-tab-labels {
  display: flex;
  width: 100%;
  border-bottom: 2px solid #dddddd;
  flex: 1 1 auto;
  justify-content: space-around;
}

::ng-deep .left-drawer-toggle {
  position: absolute;
  top: calc(50% - 30px);
  left: -4px;
  border: 1px solid #dddddd;
  background-color: #ffffff !important;
  width: 24px;
  height: 60px;
  border-radius: 0 8px 8px 0;
  display: flex;
  justify-content: center;
  justify-items: center;
  font-size: 1.8em;
}