body { font-family: Arial, sans-serif; margin: 0; padding: 0; }
        header { background: #0e0e0e; color: white; text-align: center; padding: 10px; }
        nav { background: #004d4d; padding: 10px; display: flex; justify-content: space-around; }
        nav a { color: white; text-decoration: none; padding: 10px 20px; border-radius: 5px; font-weight: bold; }
        nav a:hover { background: #006666; }
        section { padding: 20px; margin: 10px; background: #e0f7fa; }
        .registration-notice { 
            background: #ffd54f; 
            padding: 15px; 
            text-align: center; 
            border-radius: 5px; 
            margin: 20px auto; 
            font-weight: bold; 
        }
        .registration-notice a { 
            color: #004d40; 
            text-decoration: none; 
            font-size: 18px; 
        }
        .registration-notice a:hover { 
            text-decoration: underline; 
        }
        footer { background: #004d4d; color: white; text-align: center; padding: 20px; margin-top: 20px; }
        footer a { color: white; margin: 0 10px; text-decoration: none; }
        /* General styles for body and header */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}
header {
    background: #0e0e0e;
    color: white;
    text-align: center;
    padding: 10px;
}

/* Navigation */
nav {
    background: #004d4d;
    padding: 10px;
    display: flex;
    justify-content: space-around;
}
nav a {
    color: white;
    text-decoration: none;
    padding: 10px 20px;
    border-radius: 5px;
    font-weight: bold;
}
nav a:hover {
    background: #006666;
}

/* Footer */
footer {
    background: #004d4d;
    color: white;
    text-align: center;
    padding: 20px;
    margin-top: 20px;
}
footer a {
    color: white;
    margin: 0 10px;
    text-decoration: none;
}

/* Gallery Category Buttons */
.gallery-category {
    padding: 10px;
    background: #e0f7fa;
    margin-top: 20px;
    cursor: pointer;
    transition: 0.3s;
}
.gallery-category:hover {
    background: #b2ebf2;
}

/* Modal styles */
.modal {
    display: none;
    position: fixed;
    z-index: 1;
    padding-top: 60px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
}
.modal-content {
    background-color: #fff;
    margin: auto;
    padding: 20px;
    width: 80%;
    max-width: 900px;
}
.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
}
.close:hover, .close:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
}
.carousel-container {
    width: 100%;
    max-width: 600px;
    margin: auto;
    position: relative;
    overflow: hidden;
}
.carousel-images {
    display: flex;
    transition: transform 0.5s ease;
}
.carousel-images img {
    width: 100%;
    height: 400px;
    object-fit: cover;
}
.carousel-nav {
    position: absolute;
    top: 50%;
    width: 100%;
    display: flex;
    justify-content: space-between;
}
.prev, .next {
    background: rgba(0, 0, 0, 0.5);
    color: white;
    padding: 10px;
    cursor: pointer;
}
.prev:hover, .next:hover {
    background: rgba(0, 0, 0, 0.8);
}

/* Responsive design for tablets and mobile */
@media screen and (max-width: 768px) {
    /* Stacking navigation items */
    nav {
        flex-direction: column;
    }
    nav a {
        padding: 12px;
        text-align: center;
    }
    /* Adjust gallery category buttons for smaller screens */
    .gallery-category {
        font-size: 18px;
        padding: 15px;
    }
    /* Adjust image size in the carousel */
    .carousel-images img {
        height: 300px;
    }
}

@media screen and (max-width: 480px) {
    /* Further reduce image size on very small screens */
    .carousel-images img {
        height: 250px;
    }
    /* Smaller footer font size */
    footer {
        font-size: 12px;
        padding: 10px;
    }
}