
html, body {
    margin: 0;
    padding: 0;
    height: 100%; /* Ensure the body covers the entire viewport height */
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; /* Modern and clean font stack */
}
.background {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            
        }
        .background-overlay {
            position: fixed; /* Fixed to stay in place while scrolling */
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background: radial-gradient(circle, rgba(0, 0, 0, 0) 70%, rgba(0, 0, 0, 0.7) 100%);
            z-index: -1; /* Ensure it stays behind other content but above the background image */
        }
        .fixed-bar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            display: flex;
            justify-content: space-between;
            align-items: center;
            background: rgba(255, 255, 255, 0); /* Semi-transparent background */
            padding: 10px 20px;
            color: white;
            z-index: 2; /* Ensure it stays above other content */
        }
        .fixed-bar a {
            color: white;
            text-decoration: none;
            margin-right: 30px;
            font-size: 1rem;
            padding: 5px 10px;
            border-radius: 15px;
            transition: background-color 0.3s, color 0.3s;
        }
        .fixed-bar a:hover {
            background-color: rgba(255, 255, 255, 0.2);
            color: #f0f0f0;
        }
        .landing-container {
            position: relative; /* Required to position content above background */
            z-index: 1; /* Ensure it's above the background */
            text-align: center;
            color: white;
            animation: fadeIn 3s ease-in-out;
            margin-top: 20px; /* Add margin to avoid overlap */
        }
        .landing-title {
            font-size: 4rem;
            font-family: 'Helvetica Neue', Arial, sans-serif; /* Modern and clean font */
            color: #000000;
            font-weight: bold;
            margin-bottom: 20px;
            text-shadow: 2px 2px 4px rgb(255, 255, 255); /* Slightly softened shadow for better readability */
        }

        .landing-subtitle {
            font-size: 2rem;
            color: #ffffff;
            margin-bottom: 40px;
            text-shadow: 1px 1px 3px rgb(0, 0, 0);
            opacity: 0; /* Start hidden */
            animation: fadeInUp 2s ease-in-out 1s forwards; /* 1s delay before animation starts */
        }
        .start-button {
            padding: 10px 20px;
            font-size: 1.2rem;
            color: #000000;
            background-color: white;
            border: none;
            border-radius: 30px;
            cursor: pointer;
            box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
            transition: background-color 0.3s, color 0.3s;
        }
        .start-button:hover {
            background-color: #040404;
            color: white;
        }
        .logo {
            margin-top: 150px;
            width: 250px; /* Adjusted size */
            margin-bottom: 0px; /* Space between logo and title */
            animation: fadeIn 1s ease-in-out;
            box-shadow: #000000;
        }
        .about-section, .contact-section {
            background: rgba(30, 82, 90, 0.8); /* Dark background for contrast */
            color: white;
            padding: 40px;
            text-align: center;
            border-radius: 10px;
            margin-top: 110px; /* Space around the sections */
            margin-bottom: 30px;
            margin-right: 30px;
            margin-left: 30px;
        }
        .contact-section {
            background: rgba(30, 82, 90, 0.8); /* Dark background for contrast */
            color: white;
            padding: 40px;
            text-align: center;
            border-radius: 10px;
            
            margin: 30px 30px; /* Space around the sections */
        }
        .about-section h2, .contact-section h2 {
            font-size: 2.5rem;
            margin-bottom: 20px;
        }
        .about-section p, .contact-section p {
            font-size: 1.2rem;
            margin: 10px 0;
        }
        .contact-section a {
            color: #ffffff;
            text-decoration: underline;
        }

        #toggle-dark-mode {
            position: fixed;
            top: 60px;
            right: 20px;
            width: 40px;
            height: 40px;
            background-color: #333;
            color: white;
            border: none;
            border-radius: 50%;
            font-size: 20px;
            display: flex;
            align-items: center;
            justify-content: center;
            cursor: pointer;
            transition: background-color 0.3s, transform 0.3s;
        }

        #toggle-dark-mode:hover {
            background-color: #555;
            transform: scale(1.1);
        }

        .dark-mode {
            background-color: #1c1c1c;
            color: white;
        }


        .footer {
            width: 100%;
            text-align: center;
            color: rgb(0, 0, 0);
            font-size: 1rem;
            padding: 10px 0;
            background-color: transparent; /* Removed background color */
            margin-top: 20px; /* Space between contact section and footer */
        }
        .dark-mode {
            background-color: #1c1c1c;
            color: white;
        }

        .dark-mode .background {
            background: url('dark-background.png') no-repeat center center;
            background-size: cover;
        }

        .dark-mode .about-section,
        .dark-mode .contact-section {
            background: rgba(0, 0, 0, 0.8);
        }

        .dark-mode .start-button {
            background-color: #444444;
            color: #ffffff;
        }

        .dark-mode .footer {
            color: #ffffff;
        }

        .dark-mode .landing-title {
            font-size: 4rem;
            font-family: 'Helvetica Neue', Arial, sans-serif;
            color: #f5f5f5;
            font-weight: bold;
            margin-bottom: 20px;
            text-shadow: 2px 2px 4px rgb(255, 255, 255);
        }

        @keyframes fadeIn {
            from { opacity: 0; }
            to { opacity: 1; }
        }
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }