.nav-tabs {
  display: flex;
  gap: 2px;
  background-color: #f0f2f5;
  border-radius: 6px 6px 0 0;
  overflow-x: auto;
}

.nav-tabs li {
  flex: 1;
  text-align: center;
  list-style: none;
}

.nav-tabs li a {
  display: block;
  padding: 10px 15px;
  color: #333;
  text-decoration: none;
  border-radius: 6px 6px 0 0;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.nav-tabs li a:hover,
.nav-tabs li a:focus {
  background-color: #e6e9ed;
  color: #000;
}

.nav-tabs li.active a {
  background-color: #fff;
  font-weight: 600;
  color: #0077cc;
}

/* dropdown */
.nav-tabs .dropdown-toggle {
  color: #434a54;
}
.nav-tabs .dropdown-toggle:hover,
.nav-tabs .dropdown-toggle:focus {
  background-color: #f5f7fa;
}
.nav-tabs .dropdown-toggle .caret {
  border-top-color: #434a54;
  border-bottom-color: #434a54;
}

/* контент вкладок */
.tab-content {
  padding: 15px;
}

/* pills */
.nav-pills li a {
  color: #0077cc;
  transition: background-color 0.3s ease, color 0.3s ease;
}
.nav-pills li a:hover {
  background-color: #e6e9ed;
  color: #000;
}
.nav-pills li.active a {
  background-color: #0077cc;
  color: #fff;
  font-weight: 600;
}