.nav-tabs {
  background: transparent;
  border: 0;
  margin-bottom: 20px;
  position: relative;
}
.nav-tabs .nav-item {
  margin-left: 10px;
  margin-right: 30px;
}
.nav-tabs .nav-item:first-child {
  margin-left: 0;
}
.nav-tabs .nav-item:last-child {
  margin-right: 0;
}
.nav-tabs .nav-item .nav-link {
  color: #343a40;
  font-size: 1.5rem;
  line-height: 1.2;
  font-weight: 500;
  position: relative;
  border-top-left-radius: 0;
  border-top-right-radius: 0;
  text-align: left;
  padding-left: 0;
  padding-right: 24px;
  border: 0;
}
.nav-tabs .nav-item .nav-link:before {
  content: "";
  position: absolute;
  bottom: 1px;
  left: 0;
  width: 0;
  height: 1px;
  background: #343a40;
  border-radius: 0;
  transition: all 300ms;
}
.nav-tabs .nav-item .nav-link.active {
  background: transparent;
  border: 0;
  color: #1a1a18;
}
.nav-tabs .nav-item .nav-link.active:before {
  width: 100%;
  background: #1a1a18;
}
.nav-tabs .nav-item .nav-link:hover {
  background: transparent;
  border: 0;
  color: #1a1a18;
}
.nav-tabs .nav-item .nav-link:hover:before {
  width: 100%;
  background: #1a1a18;
}
.nav-tabs .nav-item .nav-link:focus {
  background: transparent;
  border: 0;
  color: #1a1a18;
}
.nav-tabs .nav-item .nav-link:focus:before {
  width: 100%;
  background: #1a1a18;
}
.nav-tabs .nav-item.show .nav-link:before {
  width: 100%;
  background: #1a1a18;
}
.nav-tabs:after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 1px;
  background: #343a40;
}

.white_tab .nav-tabs .nav-link {
  color: #fff;
}
.white_tab .nav-tabs .nav-item.show .nav-link:before,
.white_tab .nav-tabs .nav-link.active:before {
  width: 100%;
  background: #fff;
}
.white_tab .nav-tabs .nav-link:focus:before,
.white_tab .nav-tabs .nav-link:hover:before {
  width: 100%;
  background: #fff;
}

.special_tab_contents > div {
  background-size: cover;
  background-position: center;
  height: 100%;
  transition: all 300ms;
}
.special_tab_contents .tabs_title_sec {
  padding-top: 5vh;
  padding-bottom: 4vh;
}
.special_tab_contents .nav-tabs .nav-item .nav-link {
  color: #afafaf;
  line-height: 1.2;
}
.special_tab_contents .nav-tabs .nav-item .nav-link:before {
  background-color: #fff;
}
.special_tab_contents .nav-tabs .nav-item .nav-link:hover {
  color: #fff;
}
.special_tab_contents .nav-tabs .nav-item .nav-link:focus {
  color: #fff;
}
.special_tab_contents .nav-tabs .nav-item .nav-link.active {
  color: #fff;
}
.special_tab_contents .nav-tabs .nav-item .nav-link.active:before {
  background: #fff;
}
.special_tab_contents .nav-tabs:after {
  background-color: rgba(255, 255, 255, 0.2);
}

@media screen and (max-width: 991px) {
  .special_tab_contents .accordion-body {
    background: #1a1a18;
  }
}
@media screen and (max-width: 640px) {
  .nav-tabs {
    overflow-x: auto;
    overflow-y: hidden;
    flex-wrap: nowrap;
  }
  .nav-tabs .nav-item .nav-link {
    font-size: 1rem;
    white-space: nowrap;
  }
}