[css] not selector

.react-grid-item:not(.react-grid-placeholder) {
    /* ${({ isReportMode }) =>
      isReportMode ? `border: 1px solid ${GRAY(25)};` : ''}; */

    /* border-radius: ${({ isReportMode }) =>
      isReportMode ? '2px' : `${WIDGET_BORDER_RADIUS}px`}; */
  }