.seminar form {
  margin-top: 2rem;
}

.seminar form .nav-tabs {
  margin: 0 !important;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #212121;
  padding: 1rem;
  border: none !important;
}
.seminar form .nav-tabs span {
  color: #fff;
  font-size: 0.8em;
}

.seminar form .nav-tabs .nav-link {
  padding: 0.5rem 1rem !important;
  color: #fff;
}

.seminar form .nav-tabs .nav-link.active {
  color: #bcbcbc;
  visibility: hidden;
}

.calendar__header {
  display: flex;
  /*justify-content: center;*/
  justify-content: space-between;
  align-items: center;
  font-size: 1.5rem;
  font-weight: bold;
  width: 100%;
}

.calendar__header > div:first-child {
  width: 40%;
}

.calendar__header > div:nth-child(2) {
  width: 40%;
  padding-left: 1.5rem;
}

/*.calendar__header > div:last-child {
	width: 30%;
}*/
.calendar__header nav .nav-tabs {
  display: flex;
  width: 100%;
  margin-left: 0.25rem;
}

.seminar form #nav-tabContent {
  padding: 0;
  margin-bottom: calc(1% + 21px);
  background-color: #fff;
}

.nav-tabs .nav-item.show .nav-link,
.nav-tabs .nav-link,
.nav-tabs .nav-link.active {
  border-color: rgba(0, 0, 0, 0);
  /*border-radius: .25rem;*/
  background-color: rgba(0, 0, 0, 0);
  padding: 0.25rem 1rem;
}

.nav-tabs .nav-link:focus,
.nav-tabs .nav-link:hover {
  border-color: rgba(0, 0, 0, 0);
}

.nav-tabs .nav-link i {
  font-size: 2.5rem;
}

.nav-icon-calendar {
  display: flex;
  align-items: center;
  padding: 0.5rem 1rem;
  border-right: 1px solid #dee2e6;
  color: #868686;
}

.form_calendar {
  display: flex;
  margin: 0;
  font-weight: bold;
}

.form_calendar__item_wrapper {
  display: flex;
  width: 14.2857142857%;
  border-radius: 3px;
  overflow: hidden;
  flex-direction: column;
}
.form_calendar__item_wrapper .form_calendar__item {
  position: relative;
  flex: 1;
  margin: 0.25rem 0.125rem;
  border: 2px solid #f6f7f9 !important;
}
.form_calendar__item_wrapper .form_calendar__item:nth-child(2) label {
  font-size: 0.9em;
}
.form_calendar__item_wrapper .form_calendar__item:not(.form_calendar__item_disabled) {
  color: #212121;
}
.form_calendar__item_wrapper .form_calendar__item:not(.form_calendar__item_disabled) label {
  font-weight: bold;
  font-size: 1.5rem;
}
.form_calendar__item_wrapper .form_calendar__item.form_calendar__item_disabled {
  border: 1px solid #ccecfb;
}
.form_calendar__item_wrapper .form_calendar__item.form_calendar__item_disabled {
  color: #cacdd0;
}
.form_calendar__item_wrapper .form_calendar__item.form_calendar__item_disabled label {
  background-color: #f6f7f9;
  color: gray;
}
.form_calendar__item_wrapper .form_calendar__item.form_calendar__item_disabled.form_calendar__item_disabled_week {
  color: #1a1311;
}
.form_calendar__item_wrapper .form_calendar__item.form_calendar__item_disabled.form_calendar__item_disabled_week input {
  height: 2.5rem;
}
.form_calendar__item_wrapper .form_calendar__item.form_calendar__item_disabled.form_calendar__item_disabled_date {
  color: #1a1311;
}
.form_calendar__item_wrapper .form_calendar__item.form_calendar__item_disabled.form_calendar__item_disabled_date input {
  height: 2.5rem;
}
.form_calendar__item_wrapper .form_calendar__item.form_calendar__item_disabled.form_calendar__item_disabled_time {
  color: #1a1311;
}

.form_calendar2 {
  display: flex;
  margin: 0;
  font-weight: bold;
}
.form_calendar2 input {
  width: 100%;
  height: 3.5rem;
  opacity: 0;
  cursor: pointer;
}
@media screen and (max-width: 480px) {
  .form_calendar2 input {
    height: calc((100vw - 1.5rem - 2rem - 32px) / 8);
  }
}
.form_calendar2 label {
  position: absolute;
  top: 0;
  left: 0;
  /*color: #b6b6b6;*/
  width: 100%;
  height: 100%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  /*border-right: 1px solid #b6b6b6;*/
  border-radius: 0.25rem;
  font-size: 1.2rem;
}
.form_calendar2 .form_calendar__item {
  height: calc((480px + 3.5rem - 1.5rem - 2rem) / 8);
}
.form_calendar2 .form_calendar__item_wrapper:first-child label {
  font-size: 0.9em;
}
@media screen and (max-width: 480px) {
  .form_calendar2 .form_calendar__item {
    height: calc((100vw - 1.5rem - 2rem) / 8);
  }
}

.form_calendar__item_list.saturday .form_calendar__item {
  border-color: #d3eeff !important;
}
.form_calendar__item_list.saturday .form_calendar__item_disabled_week label,
.form_calendar__item_list.saturday .form_calendar__item_disabled_date label {
  background-color: #d3eeff !important;
  border-radius: 0;
  color: #007bff;
}
.form_calendar__item_list.sunday .form_calendar__item {
  border-color: #fddfdf !important;
}
.form_calendar__item_list.sunday .form_calendar__item_disabled_week label,
.form_calendar__item_list.sunday .form_calendar__item_disabled_date label {
  background-color: #fddfdf !important;
  border-radius: 0;
  color: #dc3545;
}

.form_calendar2 div:last-child label {
  border-right: 0;
}
.form_calendar2 input:checked + label {
  /*background: #d81b60;*/
  background-color: #212121;
  font-weight: 500;
  color: #fff;
}