.isotop-btn .nav-item {
  cursor: pointer;
  font-weight: 500;
  color: #646464;
  display: inline-block;
  margin-right: 30px;
  padding-bottom: 8px;
  position: relative;
  margin-bottom: 15px;
}
.isotop-btn .nav-item:last-child {
  margin-right: 0;
}
.isotop-btn .nav-item:before {
  content: "/";
  font-size: 18px;
  color: #646464;
  font-weight: 500;
  position: absolute;
  top: -2px;
  right: -21px;
}
.isotop-btn .nav-item:after {
  content: "";
  height: 3px;
  width: 0%;
  background-color: #ff9317;
  position: absolute;
  bottom: 0;
  left: 0;
  -webkit-transition: all 0.3s ease-in-out;
  -moz-transition: all 0.3s ease-in-out;
  -ms-transition: all 0.3s ease-in-out;
  -o-transition: all 0.3s ease-in-out;
  transition: all 0.3s ease-in-out;
}
.isotop-btn .nav-item:hover {
  color: #111111 !important;
}
.isotop-btn .nav-item:hover:after {
  width: 100%;
}
.isotop-btn .nav-item.current {
  color: #111111;
}
.isotop-btn .nav-item.current:after {
  width: 100%;
}
.isotop-btn-2 {
  margin-bottom: 15px;
}
.isotop-btn-2 .nav-item {
  cursor: pointer;
  font-size: 18px;
  font-weight: 500;
  color: #979797;
  display: inline-block;
  margin-right: 20px;
  margin-bottom: 15px;
  padding-bottom: 8px;
  padding: 0 10px 10px;
  position: relative;
}
.isotop-btn-2 .nav-item:last-child {
  margin-right: 0;
}
.isotop-btn-2 .nav-item:after {
  content: "";
  height: 4px;
  width: 0%;
  background-color: #ff9317;
  position: absolute;
  bottom: 0;
  left: 0;
  -webkit-transition: all 0.3s ease-in-out;
  -moz-transition: all 0.3s ease-in-out;
  -ms-transition: all 0.3s ease-in-out;
  -o-transition: all 0.3s ease-in-out;
  transition: all 0.3s ease-in-out;
}
.isotop-btn-2 .nav-item:hover {
  color: #111111 !important;
}
.isotop-btn-2 .nav-item:hover:after {
  width: 100%;
}
.isotop-btn-2 .nav-item.current {
  color: #111111;
}
.isotop-btn-2 .nav-item.current:after {
  width: 100%;
}