src/assets/styles/style.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.
 */
.fade-enter-active, .fade-leave-active {
  transition: opacity .3s ease;
}
.fade-enter, .fade-leave-to {
  opacity: 0;
}

.d3-tip,.d3-tip-grey {
  line-height: 1;
  padding: 8px;
  color: #eee;
  border-radius: 4px;
  font-size: 12px;
}
.d3-tip{
  background: #252a2f;
}
.d3-tip-grey{
  background: #252a2fcc;
}

.d3-tip-grey:after,.d3-tip:after {
  box-sizing: border-box;
  display: block;
  font-size: 10px;
  width: 100%;
  line-height: 0.8;
  color: #252a2f;
  content: "\25BC";
  position: absolute;
  text-align: center;
}

.d3-tip-grey:after {
  color: #252a2fcc;
}

.d3-tip-grey.n:after,.d3-tip.n:after {
  margin: -2px 0 0 0;
  top: 100%;
  left: 0;
}
@keyframes loading {
  0% {
      -webkit-transform: rotate(0deg);
      transform: rotate(0deg);
  }
  to {
      -webkit-transform: rotate(1turn);
      transform: rotate(1turn);
  }
}

.oa {
  overflow: hidden;
}
.oa:hover{
  overflow: auto;
}