@alicloud/cloud-charts/es/common/index.css


.cloud-charts.slider-marker-container {
  position: relative;
  z-index: 9999;
  width: 3px;
}
.cloud-charts.slider-marker-container:hover {
  cursor: pointer;
  width: 5px;
  border: 1px solid var(--widgets-color-background, #ffffff);
}