body {
  margin-left: 20px;
  padding-left: 20px;
  padding-right: 20px;
  line-height: 1.6;
  font-family: Arial, sans-serif;
  background-color: #f5f5f5;
}

header {
  text-align: center;
  padding: 20px;
  background-color: #004085;
  color: white;
}

h1 {
  font-size: 2.5rem;
}

nav ul {
  display: flex;
  justify-content: center;
  list-style: none;
  padding: 10px;
  background-color: #e9ecef;
}

nav ul li {
  margin: 0 15px;
}

.nav-link {
  display: inline-block;
  padding: 10px 15px;
  text-decoration: none;
  color: #004085;
  font-weight: bold;
  background-color: #f5f5f5;
  border-radius: 5px;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.nav-link.highlighted {
  background-color: #004085;
  color: #fff;
}

section {
  padding: 20px;
  margin: 20px 0;
  background-color: white;
  border-radius: 8px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.image-small,
.image-medium {
  display: block;
  max-width: 50%;
  margin: 10px auto;
}

.image-citation {
  font-size: 0.9em;
  text-align: center;
  margin-top: 5px;
}

footer {
  text-align: center;
  margin-top: 20px;
  padding: 10px;
  background-color: #004085;
  color: white;
}

.flowchart {
  padding: 20px;
  margin: 20px auto;
  background-color: #eef6f9;
  border-radius: 8px;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  margin-top: 20px;
}

.node {
  padding: 15px 20px;
  background-color: #cfe2f3;
  border: 1px solid #9fc5e8;
  border-radius: 10px;
  width: 250px;
  text-align: center;
  font-family: Arial, sans-serif;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.node h3,
.node h4 {
  margin: 5px 0;
  color: #08415c;
}

.arrow-down {
  width: 0;
  height: 0;
  border-left: 10px solid transparent;
  border-right: 10px solid transparent;
  border-top: 15px solid #08415c;
  margin: 0 auto;
}

.node-container {
  display: flex;
  justify-content: center;
  gap: 20px;
}

.mitigation-flowchart {
  text-align: center;
  margin: 20px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin: auto;
  padding: 20px;
  border-radius: 10px;
  background-color: #f9f9f9;
}

.box {
  background-color: #e0f7fa;
  padding: 10px 20px;
  margin: 10px 0;
  border-radius: 5px;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.arrow {
  font-size: 24px;
  color: #4caf50;
  margin: 10px 0;
}