.disabled {
  color: var(--gf-disabled-color);
}

.nav-tabs {
  background: var(--color-group-background);
  border-radius: var(--control-border-radius);
  border-bottom: none;
  padding: 0.25em;
  margin-bottom: var(--default-vertical-margin);
}
.nav-tabs .nav-link {
  border-radius: var(--control-border-radius);
}
.nav-tabs .nav-item.active .nav-link {
  background: var(--color-secondary-background);
  color: var(--color-secondary-text);
  border: solid 1px transparent;
}

.card {
  background-color: inherit;
  border: none;
}

.card-header {
  background-color: inherit;
  color: var(--color-header-text);
  font-size: var(--header-font-size);
  border: none;
}

.card-body {
  background-color: var(--color-form-background);
  border-radius: 0.5rem;
}

.attached-popover {
  margin: 2px 0 0 0;
  position: absolute;
  border: 1px solid var(--gf-border-color);
  border-radius: var(--gf-border-radius);
  box-shadow: var(--gf-popup-box-shadow);
}

.popup {
  margin: 2px 0 0 0;
  position: absolute;
  z-index: 2000;
  display: none;
  background-color: white;
  border: 1px solid var(--app-border-color);
  border-radius: var(--app-border-radius);
  overflow: auto;
  box-shadow: var(--gf-popup-box-shadow);
}

.calendar-container {
  --calendar-item-margin: 0.4em;
  --calendar-item-padding: 0.3em;
}

.calendar-header {
  display: flex;
  padding: 0.25rem;
  background-color: var(--gf-table-header-background);
  color: var(--gf-table-header-color);
}
.calendar-header > * {
  flex: 0 0 50%;
  text-align: center;
}
.calendar-header select {
  color: var(--gf-table-header-color);
}
.calendar-header select:focus {
  background-color: white;
  color: black;
}

.calendar-year {
  flex-grow: 1;
}

.calendar-days-header, .calendar-week {
  display: flex;
  flex-wrap: nowrap;
  justify-content: center;
  margin-bottom: 2px;
}

.calendar-days-header {
  text-transform: uppercase;
  margin: var(--calendar-item-margin) 0;
  padding: var(--calendar-item-padding) 0;
}

.calendar-day-of-week, .calendar-day {
  flex: 0 0 14%;
  text-align: center;
}

.calendar-item {
  padding: var(--calendar-item-padding);
  margin: var(--calendar-item-margin);
  border-radius: 50%;
  display: inline-block;
  width: 2em;
}
.calendar-item.calendar-today {
  background-color: var(--gf-hover-background);
  color: var(--gf-hover-color);
}

.calendar-day:hover .calendar-item {
  background-color: var(--gf-hover-background);
  color: var(--gf-hover-color);
}

.calendar-selected {
  background-color: var(--gf-selection-background);
  color: var(--gf-selection-color);
}

.calendar-selected:first-child {
  border-top-left-radius: 0.5em;
  border-bottom-left-radius: 0.5em;
}

.calendar-selected:last-child {
  border-top-right-radius: 0.5em;
  border-bottom-right-radius: 0.5em;
}

.calendar-first-selected {
  border-top-left-radius: 50% !important;
  border-bottom-left-radius: 0.5em;
}

.calendar-last-selected {
  border-top-right-radius: 0.5em;
  border-bottom-right-radius: 50% !important;
}

.calendar-disabled {
  color: var(--gf-disabled-color);
}