kibana/x-pack/plugins/lens/public/indexpattern_datasource/datapanel.scss

.lnsInnerIndexPatternDataPanel {
  width: 100%;
  height: 100%;
  padding: $euiSize $euiSize 0;
}

.lnsInnerIndexPatternDataPanel__header {
  display: flex;
  align-items: center;
  margin-bottom: $euiSizeS;
}

.lnsInnerIndexPatternDataPanel__titleTooltip {
  margin-right: $euiSizeXS;
}

.lnsInnerIndexPatternDataPanel__fieldItems {
  // Quick fix for making sure the shadow and focus rings are visible outside the accordion bounds
  padding: $euiSizeXS;
}

.lnsInnerIndexPatternDataPanel__textField {
  @include euiFormControlLayoutPadding(1, 'right');
  @include euiFormControlLayoutPadding(1, 'left');
}

.lnsInnerIndexPatternDataPanel__filterType {
  font-size: $euiFontSizeS;
  padding: $euiSizeS;
  border-bottom: 1px solid $euiColorLightestShade;
}

.lnsInnerIndexPatternDataPanel__filterTypeInner {
  display: flex;
  align-items: center;

  .lnsFieldListPanel__fieldIcon {
    margin-right: $euiSizeS;
  }
}