styles.css

/* Modal styles */
.modal {
  display: none; 
  position: fixed; 
  z-index: 1001; 
  padding-top: 100px; 
  left: 0;
  top: 0;
  width: 100%; 
  height: 100%; 
  overflow: auto; 
  background-color: rgba(0,0,0,0.9);
  text-align: center;
}

.modal-content {
  margin: auto;
  display: block;
  width: 80%;
  max-width: 700px;
}

.modal-content {
  animation-name: zoom;
  animation-duration: 0.6s;
}

@keyframes zoom {
  from {transform:scale(0)}
  to {transform:scale(1)}
}

.close {
  position: absolute;
  top: 15px;
  right: 35px;
  color: #f1f1f1;
  font-size: 40px;
  font-weight: bold;
  transition: 0.3s;
}

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

.publication-image {
  cursor: pointer;
}

html {
  scroll-behavior: smooth;
}

body {
  padding-top: 60px; /* Adjust based on nav-bar height */
}

h2[id] {
  scroll-margin-top: 70px; /* Offset for anchor links to avoid being hidden by nav bar */
}

.main-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  z-index: 1000;
  padding: 0 20px;
  box-sizing: border-box;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 60px; /* Set a fixed height */
  max-width: 1000px; /* Optional: constrain width on large screens */
  margin: 0 auto; /* Center the container */
}

.nav-left a, .nav-center a, .nav-right a {
  text-decoration: none;
  color: #333;
  font-weight: bold;
  padding: 5px 10px;
  transition: color 0.3s;
  white-space: nowrap; /* Prevent links from wrapping */
}

.nav-left a:hover, .nav-center a:hover, .nav-right a:hover {
  color: #007bff;
}

.nav-left, .nav-right {
  flex-shrink: 0; /* Prevent left/right from shrinking */
}

.nav-center {
  display: flex;
  gap: 20px;
  overflow-x: auto; /* Allow scrolling on small screens */
}

/* Dropdown menu styles */
.dropdown {
  position: relative;
  display: inline-block;
}

.dropdown-content {
  display: none;
  position: absolute;
  background-color: #f9f9f9;
  min-width: 160px;
  box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
  z-index: 1;
  left: 0;
  top: 100%;
}

.dropdown-content a {
  color: black;
  padding: 12px 16px;
  text-decoration: none;
  display: block;
  white-space: nowrap;
}

.dropdown-content a:hover {
  background-color: #f1f1f1;
}

.dropdown:hover .dropdown-content {
  display: block;
}

/* Dropdown arrow */
.dropdown-arrow {
  display: inline-block;
  width: 0;
  height: 0;
  margin-left: 5px;
  vertical-align: middle;
  border-top: 4px solid #333;
  border-right: 4px solid transparent;
  border-left: 4px solid transparent;
  transition: transform 0.3s;
}

.dropdown:hover .dropdown-arrow {
  transform: rotate(180deg);
}

.image-gallery {
  display: flex;
  flex-wrap: wrap;
  gap: 15px;
  justify-content: center;
  align-items: flex-start; /* Align figures at the top */
  padding: 10px 0;
}

.image-gallery figure {
  margin: 0; /* Reset default figure margin */
  text-align: center; /* Center the caption text */
}

.image-gallery img {
  height: 150px; /* Set a fixed height for uniform look */
  width: auto; /* Allow width to scale based on aspect ratio */
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0,0,0,0.1);
  transition: transform 0.2s;
  display: block; /* To remove any extra space below the image */
}

.image-gallery img:hover {
  transform: scale(1.05);
}

.image-gallery figcaption {
  margin-top: 8px; /* Space between image and caption */
  font-size: 0.9em;
  color: #555;
}