#pills-tabContent {
  outline: none;
  border: none;
}

.hidden {
    display: none !important;
}

.course-nav-section {
  background: #E67817;
  background: linear-gradient(126deg,rgba(230, 120, 23, 1) 12%, rgba(5, 85, 161, 1) 91%);
  padding: 50px 0;
}

.course-nav-section h2 {
  color: #fff;
}

.course-nav-section .cousre-tabs {
  gap: 50px;
}

.course-nav-section .cousre-tabs ul {
  gap: 25px;
}

.course-nav-section .cousre-tabs ul button {
  color: #fff !important;
  font-weight: 500;
}

.course-nav-section .cousre-tabs ul .active {
  background-color: #fff !important;
  color: #303a7c !important;
}

.course-nav-section .search {
  background-color: #fff;
  padding: 10px 20px;
  border-radius: 20px;
  gap: 10px;
}

.course-nav-section .search input {
  border: 0;
  background-color: #fff;
}
.course-nav-section .search input::placeholder {
  color: #a3a3a3;
}
.course-nav-section .search *:focus {
  outline: none;
}
.lh-baser{
    line-height:1.6;
}

.btn-flter {
  background: #E67817;
}

.btn-flter: hover{
   background: #0555A1 !important;
}

.filter-content {
  position: absolute;
  top: 50px; /* Adjust according to your layout */
  right: 0;
  background-color: #fff;
  padding: 15px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
  z-index: 1000;
  border-radius: 5px;
}

.filter-content ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.filter-content ul li {
  margin-bottom: 10px;
}

.filter-content ul li a {
  color: #000;
  text-decoration: none;
  font-size: 16px;
  transition: color 0.3s ease;
  font-weight: 400;
}

.filter-content ul li a:hover {
  text-decoration: underline;
  color: #303a7c;
}

.close-btn-filter {
  cursor: pointer;
}

.box-item {
  position: relative;
  -webkit-backface-visibility: hidden;
}

.flip-box {
  -ms-transform-style: preserve-3d;
  transform-style: preserve-3d;
  -webkit-transform-style: preserve-3d;
  perspective: 1000px;
  -webkit-perspective: 1000px;
  border-radius: 8px;
}

.flip-box-front,
.flip-box-back {
  background-size: cover;
  background-position: center;
  border-radius: 8px;
  min-height: 320px;
  -ms-transition: transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1);
  transition: transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1);
  -webkit-transition: transform 0.7s cubic-bezier(0.4, 0.2, 0.2, 1);
  -webkit-backface-visibility: hidden;
  backface-visibility: hidden;
  display: flex;
  justify-content: center;
  align-items: end;
  border: 1px solid #ebebeb;
  box-shadow: 0px 0px 2px 0px #000;
}

.flip-box-front {
  -ms-transform: rotateY(0deg);
  -webkit-transform: rotateY(0deg);
  transform: rotateY(0deg);
  -webkit-transform-style: preserve-3d;
  -ms-transform-style: preserve-3d;
  transform-style: preserve-3d;
  background-size: contain;
  background-repeat: no-repeat;
  background-position: top;
}

.flip-box:hover .flip-box-front {
  -ms-transform: rotateY(-180deg);
  -webkit-transform: rotateY(-180deg);
  transform: rotateY(-180deg);
  -webkit-transform-style: preserve-3d;
  -ms-transform-style: preserve-3d;
  transform-style: preserve-3d;
}

.flip-box-back {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  background: rgb(1, 131, 145);
  background: -moz-radial-gradient(
    circle,
    rgba(1, 131, 145, 1) 10%,
    rgba(1, 32, 78, 1) 100%
  );
  background: -webkit-radial-gradient(
    circle,
    rgba(1, 131, 145, 1) 10%,
    rgba(1, 32, 78, 1) 100%
  );
  background: radial-gradient(
    circle,
    rgba(1, 131, 145, 1) 10%,
    rgba(1, 32, 78, 1) 100%
  );
  filter: progid:DXImageTransform.Microsoft.gradient(startColorstr="#018391",endColorstr="#01204e",GradientType=1);
  -ms-transform: rotateY(180deg);
  -webkit-transform: rotateY(180deg);
  transform: rotateY(180deg);
  -webkit-transform-style: preserve-3d;
  -ms-transform-style: preserve-3d;
  transform-style: preserve-3d;
  padding: 0 20px;
}

.flip-box-back .inner {
  top: 50%;
  padding: 0 20px;
}

.flip-box:hover .flip-box-back {
  -ms-transform: rotateY(0deg);
  -webkit-transform: rotateY(0deg);
  transform: rotateY(0deg);
  -webkit-transform-style: preserve-3d;
  -ms-transform-style: preserve-3d;
  transform-style: preserve-3d;
}

.flip-box .inner {
  position: absolute;
  width: 100%;
  outline: 1px solid transparent;
  -webkit-perspective: inherit;
  perspective: inherit;
  z-index: 2;
  transform: translateY(-50%) translateZ(60px) scale(0.94);
  -webkit-transform: translateY(-50%) translateZ(60px) scale(0.94);
  -ms-transform: translateY(-50%) translateZ(60px) scale(0.94);
  box-sizing: border-box;
}

.flip-box-front .flip-box-header {
  font-size: 24px;
  color: #303a7c;
  font-weight: 600;
}
.flip-box-back .flip-box-header {
  font-size: 24px;
  color: #fff;
}

.flip-box-front .immunology-header {
  font-size: 22px;
}

.flip-box p {
  color: #fff;
}

.flip-box p {
  font-size: 16px;
  line-height: 1.1em;
  text-align: justify;
}

.flip-box-img {
  margin-top: 25px;
}

.flip-box-button {
  background-color: transparent;
  border: 2px solid #fff;
  border-radius: 8px;
  color: #fff;
  cursor: pointer;
  font-size: 16px;
  font-weight: bold;
  margin-top: 25px;
  padding: 7px 12px;
  text-transform: uppercase;
}

.flip-box-button:hover {
  background-color: #fff;
  color: rgb(1, 131, 145);
}

/* Media Queries */

@media (max-width: 991px) {
  .search-col {
    display: flex;
    justify-content: center;
  }

  .course-nav-section .nav-title {
    justify-content: center;
  }
  .cousre-tabs {
    justify-content: center;
    margin-bottom: 20px;
  }

  .course-nav-section .cousre-tabs ul {
    justify-content: center;
  }
  
    .popup {
        max-width: 85% !important;
    }
}

.team-container .team-member-item {
    display: none;
    transition: all 0.5s ease-in-out;
    opacity: 0;
}

.team-container .team-member-item:nth-child(-n+3) {
    display: block;
}

.team-container .team-member-item.show {
    opacity: 1;
    display: block !important;
}

#show-more-btn , #show-less-btn{
    border: none;
    background: transparent;
    color: #33B7BC;
    font-weight: 600;
}

 .modal {
            display: none;
            position: fixed;
            z-index: 999;
            left: 0;
            top: 0;
            width: 100%;
            height: 100%;
            overflow: auto;
            background-color: rgba(0, 0, 0, 0.7);
            font-family: 'Arial', sans-serif;
        }

        .modal-content {
            background-color: #fff;
            margin: 2% auto;
            padding: 30px;
            border: 1px solid #ddd;
            width: 80%;
            max-width: 500px;
            border-radius: 10px;
            box-shadow: 0px 5px 15px rgba(0, 0, 0, 0.3);
            position: relative;
        }

        .close {
            color: #aaa;
            font-size: 28px;
            font-weight: bold;
            position: absolute;
            right: 20px;
            top: 15px;
        }

        .close:hover,
        .close:focus {
            color: #000;
            text-decoration: none;
            cursor: pointer;
        }

        .modal-header {
            text-align: center;
            margin-bottom: 20px;
        }

        .modal-header h5 {
            color: #303a7c;
            font-size: 24px;
            margin: 0;
        }

        .form-group {
            margin-bottom: 20px;
        }

        .form-group label {
            display: block;
            margin-bottom: 8px;
            color: #303a7c;
            font-weight: bold;
        }

        .form-group input,
        .form-group select {
            width: 100%;
            padding: 12px;
            box-sizing: border-box;
            border: 1px solid #ccc;
            border-radius: 8px;
            font-size: 16px;
            transition: border-color 0.3s;
        }

        .form-group input:focus,
        .form-group select:focus {
            border-color: #33b7bc;
            outline: none;
        }

        .btn-primary {
            background-color: #e67817;
            color: white;
            padding: 12px 20px;
            border: none;
            border-radius: 8px;
            cursor: pointer;
            font-size: 16px;
            width: 100%;
            transition: background-color 0.3s;
        }

        .btn-primary:hover {
            background-color: #0555A1;
        }
        
         .popup {
            display: none;
            position: fixed;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            z-index: 1050;
            width: 90%;
            max-width: 50%;
            background: #fff;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
            border-radius: 8px;
            padding: 20px;
            text-align: center;
        }

        .popup img {
            max-width: 100%;
            height: auto;
            border-radius: 5px;
        }

        .popup .close-btn {
            position: absolute;
            top: -10px;
            right: 10px;
            font-size: 40px;
            color: #000;
            cursor: pointer;
        }

        .overlay {
            display: none;
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: rgba(0, 0, 0, 0.5);
            z-index: 1040;
        }