:root {
            --primary-color: #1a4a8d;
            --secondary-color: #d32f2f;
            --accent-color: #ffc107;
            --light-color: #f8f9fa;
            --dark-color: #343a40;
        }
        
        body {
            font-family: 'Poppins', sans-serif;
            background-color: #f5f5f5;
        }
        
        /* Header Styles */
        .header1 {
            background: linear-gradient(135deg, var(--primary-color), #0a2a5a);
            border-bottom: 4px solid var(--accent-color);
        }
        
        .clg_hd {
            font-weight: 700;
            text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
        }
        
        .clg_pa {
            font-size: 0.9rem;
            color: #e0e0e0;
        }
        
        .logoimg {
            transition: transform 0.3s ease;
        }
        
        .logoimg:hover {
            transform: scale(1.05);
        }
        
        /* Button Styles */
        .btn {
            border-radius: 4px;
            font-weight: 500;
            transition: all 0.3s ease;
        }
        
        .btn:hover {
            transform: translateY(-2px);
            box-shadow: 0 4px 8px rgba(0,0,0,0.2);
        }
        
        .btncol11 {
            background-color: var(--secondary-color);
            color: white;
            border: none;
        }
        
        .btncol11:hover {
            background-color: #b71c1c;
            color: white;
        }
        
        /* Blinking Animation */
        .blink {
            animation: blinker 1.5s linear infinite;
            font-weight: bold;
        }
        
        @keyframes blinker {
            50% {
                opacity: 0.7;
            }
        }
        
        /* Navigation Styles */
        .navbar {
            background-color: var(--dark-color);
        }
        
        .nav_main .nav-link {
            color: white !important;
            font-weight: 500;
            padding: 12px 20px;
            transition: all 0.3s ease;
            position: relative;
        }
        
        .nav_main .nav-link:hover, 
        .nav_main .nav-link.active {
            color: var(--accent-color) !important;
            background-color: rgba(255,255,255,0.1);
        }
        
        .nav_main .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 3px;
            background-color: var(--accent-color);
            transition: all 0.3s ease;
            transform: translateX(-50%);
        }
        
        .nav_main .nav-link:hover::after,
        .nav_main .nav-link.active::after {
            width: 80%;
        }
        
        /* Dropdown Styles */
        .dropdown-menu {
            border-radius: 0;
            border: none;
            box-shadow: 0 4px 15px rgba(0,0,0,0.1);
            padding: 0;
        }
        
        .dropdown-item {
            padding: 10px 20px;
            border-bottom: 1px solid #f0f0f0;
            transition: all 0.2s ease;
        }
        
        .dropdown-item:hover {
            background-color: var(--primary-color);
            color: white;
        }
        
        .dropdown-submenu {
            position: relative;
        }
        
        .dropdown-submenu .dropdown-menu {
            top: 0;
            left: 100%;
            margin-top: -1px;
        }
        
        /* Hero Section */
        .hero-section {
            background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('https://images.unsplash.com/photo-1523050854058-8df90110c9f1?ixlib=rb-4.0.3&ixid=M3wxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8fA%3D%3D&auto=format&fit=crop&w=1170&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 100px 0;
            text-align: center;
        }
        
        .hero-section h1 {
            font-size: 3.5rem;
            font-weight: 700;
            margin-bottom: 20px;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
        }
        
        .hero-section p {
            font-size: 1.2rem;
            max-width: 700px;
            margin: 0 auto 30px;
        }
        
        /* Image Slider */
        .slider-section {
            padding: 50px 0;
            background-color: white;
        }
        
        .carousel-item {
            height: 500px;
        }
        
        .carousel-item img {
            object-fit: cover;
            height: 100%;
            width: 100%;
        }
        
        .carousel-caption {
            background: rgba(0,0,0,0.6);
            padding: 20px;
            border-radius: 5px;
        }
        
        /* Notice Board Section */
        .notice-section {
            padding: 50px 0;
            background-color: var(--light-color);
        }
        
        .notice-board {
            background: white;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
            overflow: hidden;
        }
        
        .notice-header {
            background: var(--primary-color);
            color: white;
            padding: 15px 20px;
            display: flex;
            align-items: center;
        }
        
        .notice-header h3 {
            margin: 0;
            font-size: 1.5rem;
        }
        
        .notice-header i {
            margin-right: 10px;
            font-size: 1.5rem;
        }
        
        .notice-list {
            max-height: 400px;
            overflow-y: auto;
        }
        
        .notice-item {
            padding: 15px 20px;
            border-bottom: 1px solid #eee;
            transition: all 0.3s ease;
        }
        
        .notice-item:hover {
            background-color: #f8f9fa;
        }
        
        .notice-item:last-child {
            border-bottom: none;
        }
        
        .notice-title {
            font-weight: 600;
            color: var(--primary-color);
            margin-bottom: 5px;
        }
        
        .notice-date {
            font-size: 0.85rem;
            color: #6c757d;
        }
        
        .notice-badge {
            background: var(--secondary-color);
            color: white;
            padding: 3px 8px;
            border-radius: 4px;
            font-size: 0.75rem;
            margin-left: 10px;
        }
        
        /* Section Styles */
        .section-title {
            position: relative;
            margin-bottom: 40px;
            padding-bottom: 15px;
            font-weight: 600;
            color: var(--primary-color);
        }
        
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 70px;
            height: 3px;
            background-color: var(--secondary-color);
        }
        
        .card {
            border: none;
            border-radius: 8px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
            transition: transform 0.3s ease;
            margin-bottom: 20px;
        }
        
        .card:hover {
            transform: translateY(-5px);
        }
        
        .card-icon {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 15px;
        }
        
        /* Footer */
        .footer {
            background-color: var(--dark-color);
            color: white;
            padding: 60px 0 20px;
        }
        
        .footer h5 {
            color: var(--accent-color);
            margin-bottom: 20px;
            font-weight: 600;
        }
        
        .footer-links a {
            color: #ddd;
            text-decoration: none;
            display: block;
            margin-bottom: 10px;
            transition: color 0.3s ease;
        }
        
        .footer-links a:hover {
            color: var(--accent-color);
            padding-left: 5px;
        }
        
        .copyright {
            border-top: 1px solid #444;
            padding-top: 20px;
            margin-top: 40px;
            text-align: center;
            color: #aaa;
        }
        
        /* Responsive */
        @media (max-width: 768px) {
            .hero-section h1 {
                font-size: 2.5rem;
            }
            
            .hero-section p {
                font-size: 1rem;
            }
            
            .nav_main .nav-link {
                padding: 10px 15px;
            }
            
            .carousel-item {
                height: 300px;
            }
        }