src/app/components/queue-rack/queue-rack.component.scss

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

.mat-mdc-card.queue-item {
  max-width: 200px;
  padding: 0;
  margin-bottom: 20px;
  .queue-name {
    font-size: 1.2em;
    color: #333;
    align-items: center;
    padding: 12px 10px 10px;
    cursor: pointer;
    > a {
      text-decoration: none;
      color: #333;
      font-size: 18px;
      &:hover {
        color: #000;
      }
    }
    &.selected {
      background: #303d54 !important;
      color: #fff;
      > a {
        color: #fff;
      }
    }
    .queue-label {
      max-width: 162px;
      word-wrap: break-word;
    }
  }
  .fa-caret-right {
    position: absolute;
    right: -13px;
    font-size: 24px;
    color: #303d54;
  }
}
.queue-rack {
  padding: 20px 0px 20px 10px;
  border-right: 1px solid #ddd;
  height: calc(100vh - 190px);
  max-width: 236px;
  .queue-item:last-child {
    margin-bottom: 0;
  }
  overflow: hidden;
  overflow-y: auto;
  &::-webkit-scrollbar {
    -webkit-appearance: none;
    width: 11px;
  }
  &::-webkit-scrollbar-track {
    background-color: #ffffff;
  }
  &::-webkit-scrollbar-thumb {
    border-radius: 8px;
    border: 2px solid white;
    background-color: rgba(0, 0, 0, 0.5);
  }
  &::-webkit-scrollbar-thumb:hover {
    background-color: rgba(0, 0, 0, 0.5);
  }
}