/* General Styles */
body {
  font-family: 'Arial', sans-serif;
  margin: 0;
  padding: 0;
  background-color: #f4f4f9;
  color: #333;
}

/* Header Section */
header {
  background-color: #4CAF50;
  color: white;
  padding: 20px 0;
  text-align: center;
}

header h1 {
  margin: 0;
  font-size: 2.5rem;
}

header p {
  margin: 5px 0;
  font-size: 1.2rem;
}

/* Navigation Bar */
nav {
  position: relative;
  background-color: #333;
}

nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  justify-content: center;
}

nav ul li {
  padding: 15px;
}

nav ul li a {
  text-decoration: none;
  color: white;
  font-size: 1.1rem;
}

nav ul li:hover {
  background-color: #555;
}

nav ul li.dropdown {
  position: relative;
}

nav ul li .dropdown-content {
  display: none;
  position: absolute;
  background-color: #333;
  min-width: 160px;
  z-index: 1;
}

nav ul li.dropdown:hover .dropdown-content {
  display: block;
}

nav ul li .dropdown-content a {
  padding: 12px 16px;
  text-decoration: none;
  color: white;
  display: block;
}

nav ul li .dropdown-content a:hover {
  background-color: #4CAF50;
}

/* Main Content */
.main-content {
  display: flex;
  justify-content: space-around;
  align-items: center;
  margin: 50px 0;
  flex-wrap: wrap;
  gap: 30px;
}

.tool-card {
  background-color: white;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  padding: 30px;
  border-radius: 10px;
  text-align: center;
  width: 250px;
  transition: transform 0.3s ease;
}

.tool-card:hover {
  transform: translateY(-10px);
}

.tool-card img {
  width: 100px;
  height: 100px;
  margin-bottom: 20px;
}

.tool-card h3 {
  font-size: 1.5rem;
  margin-bottom: 10px;
}

.tool-card p {
  font-size: 1rem;
  margin-bottom: 20px;
}

.tool-card a {
  text-decoration: none;
  color: #fff;
  background-color: #4CAF50;
  padding: 10px 20px;
  border-radius: 5px;
  font-size: 1rem;
}

.tool-card a:hover {
  background-color: #45a049;
}

/* Footer Section */
footer {
  background-color: #333;
  color: white;
  padding: 40px 20px;
  text-align: center;
}

footer .social-media {
  margin-bottom: 20px;
}

footer .social-media a {
  margin: 0 15px;
  color: white;
  font-size: 1.5rem;
  text-decoration: none;
}

footer .social-media a:hover {
  color: #4CAF50;
}

footer .academic-links a {
  margin: 0 15px;
  color: white;
  text-decoration: none;
  font-size: 1.1rem;
}

footer .academic-links a:hover {
  color: #4CAF50;
}

footer form input,
footer form textarea {
  width: 100%;
  padding: 10px;
  margin: 10px 0;
  border: 1px solid #ddd;
  border-radius: 4px;
  font-size: 1rem;
}

footer form button {
  background-color: #4CAF50;
  color: white;
  padding: 10px 20px;
  border: none;
  border-radius: 4px;
  font-size: 1rem;
  cursor: pointer;
}

footer form button:hover {
  background-color: #45a049;
}

#contact-form {
margin-right: 25%;
margin-left: 25%;
}

 

/* Responsive Styles */
@media (max-width: 768px) {
  .main-content {
    flex-direction: column;
    align-items: center;
  }

  .tool-card {
    width: 80%;
    max-width: 300px;
  }
}