.spark-line {
  display: inline-block;
  margin: 1px;

  .spark-path {
    fill: #d5e4ef;
    stroke: #3879b2;
    stroke-width: 1px;
  }

  .spark-dot {
    fill: #f00;
    stroke: none;
  }
}

.spark-td {
  position: relative;

  .spark-line {
    background-color: #F4F5F8;
  }

  .spark-br {
    position: absolute;
    bottom: 1px;
    right: 0;
  }

  .spark-bl {
    bottom: 1px;
    left: 0;
    position: absolute;
  }

  .spark-tr {
    position: absolute;
    top: 1px;
    right: 0;
  }

  .spark-tl {
    position: absolute;
    top: 1px;
    left: 0;
  }
}
