#chartContainer {
  width: 100%;
  height: 100%;
  min-height: 400px;
  position: relative;
  z-index: 2;
  top: 0;
  left: 0;
}

#placeholderText {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1;
  width: auto;
  margin: 0;
  pointer-events: none;
}

#chartContainer:not(:empty) + #placeholderText {
  display: none !important;
}

.preview-container {
  position: relative;
  min-height: 400px;
}