.header-orange {
            background: linear-gradient(135deg, #ff8c00, #ffa500);
            color: white;
            padding: 15px 0;
        }
        
        .logo-container {
            display: flex;
            align-items: center;
            gap: 15px;
        }
        
        .logo {
            width: 60px;
            height: 60px;
            background: white;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #ff8c00;
            font-size: 24px;
        }
        
        .journal-title {
            font-size: 24px;
            font-weight: bold;
            margin: 0;
        }
        
        .journal-subtitle {
            font-size: 14px;
            margin: 0;
            opacity: 0.9;
        }
        
        .search-container {
            max-width: 300px;
        }
        
        .search-input {
            border-radius: 25px;
            border: none;
            padding: 10px 20px;
        }
        
        .navbar-dark {
            background-color: #2c2c2c !important;
        }
        
        .navbar-nav .nav-link {
            color: white !important;
			padding: 7px 11px !important;
			border-right: 1px solid #444;
			font-size: 14px;
        }
        
        .navbar-nav .nav-link:hover {
            background-color: #444;
        }
        
        .journal-cover {
            max-width: 50%;
            border-radius: 8px;
            box-shadow: 0 4px 8px rgba(0,0,0,0.1);
        }
        
        .sidebar-info {
            background: #f8f9fa;
            padding: 15px;
            border-radius: 8px;
            margin-bottom: 20px;
        }
        
        .sidebar-btn {
            width: 100%;
            margin-bottom: 10px;
            border-radius: 25px;
            padding: 10px 20px;
        }
        
        .section-header {
            background: #e9ecef;
            padding: 10px 15px;
            margin: 20px 0 15px 0;
            border-left: 4px solid #ff8c00;
            font-weight: bold;
            color: #333;
        }
        
        .article-item {
            border-bottom: 1px solid #eee;
            padding: 15px 0;
        }
        
        .article-title {
            color: #007bff;
            text-decoration: none;
            font-weight: 500;
            font-size: 18px;
        }
        
        .article-doi {
            color: #007bff;
            text-decoration: none;
            font-weight: 400;
        }
        
        .article-title:hover {
            text-decoration: underline;
        }
        
        
        .article-doi:hover {
            text-decoration: underline;
        }
        
        .article-meta {
            font-size: 14px;
            color: #666;
            margin: 3px 0;
        }
        
        .article-links a {
            color: #007bff;
            text-decoration: none;
            margin-right: 2px;
            font-size: 14px;
        }
        
        .social-sidebar {
            position: fixed;
            right: 20px;
            top: 50%;
            transform: translateY(-50%);
            z-index: 1000;
        }
        
        .social-btn {
            display: block;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            color: white;
            text-align: center;
            line-height: 40px;
            margin-bottom: 3px;
            text-decoration: none;
        }
        
        .social-facebook { background: #3b5998; }
        .social-twitter { background: #1da1f2; }
        .social-linkedin { background: #0077b5; }
        .social-google { background: #dd4b39; }
        
        .current-issue {
            background: #f8f9fa;
            padding: 20px;
            border-radius: 8px;
            margin-bottom: 20px;
        }
        
        .issue-title {
            font-size: 25px;
            font-weight: bold;
            color: #333;
            margin-bottom: 2px;
        }
        
        .issue-info {
            color: #666;
            font-size: 16px;
			margin: 0px;
        }
		
		.sidebar-info p{
			margin-bottom:5px;
		}
		.articleContainer p{
           line-height: 28px;
        }

        .searchResults{
            margin-top:10px;    
            padding-bottom:10px;
            border-bottom:1px solid #ccc;        
        }
        .searchResults h3{
            font-size: 18px;
            font-weight:500;
        }
        .searchResults a{
            text-decoration:none;
        }
        .searchResults p{
            margin-bottom:0px;
            font-size:14px;
            margin: 3px 0;
            color: #666;
        }
        a{
            text-decoration:none;
        }

        .loader {
  border: 4px solid transparent;
  border-top: 4px solid #3498db;
  border-radius: 50%;
  width: 30px;
  height: 30px;
  animation: spin 1s linear infinite;
  margin:auto;
  display:table;
  }@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
  }

  .bottom_footer_tags {
    margin: auto;
    display: table;
    list-style: none;
}.bottom_footer_tags li {
    float: left;
    padding: 1px 4px;
    color: #fff;
    font-size:12px;
}