Change width of the Head Column

Add this code to the Custom CSS field on the Appearance tab of your Pricing Table widget’s settings:

.es-layout-comparison-table-snap-carousel-wrapper .es-head-column-container {
  grid-template-columns: 700px !important;
}

.es-layout-comparison-table-inner {
  grid-template-columns: 500px;
  grid-auto-columns: 1fr;
}