div.esri-popup__main-container,
div.esri-popup__content,
div.esri-popup__header {
  display: flex !important;
  flex-direction: column !important;
  justify-content: flex-start !important;
  align-items: flex-start !important;
}

div.esri-popup__header {
  margin-top: 0 !important;
}

div.esri-popup__content {
  min-height: 400px !important;
  height: auto !important;
  box-sizing: border-box !important;
  width: 100% !important;
}

div.esri-popup__main-container {
  min-height: 400px !important;
  height: auto !important;
  box-sizing: border-box !important;
  width: 100% !important;
}