* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-color: skyblue;
  font-family: Arial, sans-serif;
  line-height: 1.6;
  color: #333;
}

.container {
  max-width: 900px;
  margin: 20px auto;
  background-color: white;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
  border-radius: 5px;
  overflow: hidden;
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0px 50px;
  border-bottom: 3px solid #1b7f3d;
}

.header-title h1 {
  font-size: 2.5em;
  color: #1b7f3d;
  font-weight: bold;
}

.header-logo img {
  max-width: 190px;
  height: auto;
}

.navbar {
  display: flex;
  background-color: #1b7f3d;
  padding: 0;
  margin: 0;
  list-style: none;
}

.navbar li {
  flex: 1;
}

.navbar a {
  display: block;
  padding: 15px;
  color: white;
  text-decoration: none;
  text-align: center;
  font-weight: bold;
  transition: background-color 0.3s;
  border-right: 1px solid rgba(255, 255, 255, 0.2);
}

.navbar li:last-child a {
  border-right: none;
}

.navbar a:hover {
  background-color: #0d5a2a;
  cursor: pointer;
}

.navbar a.active {
  background-color: #0d5a2a;
}

.content {
  padding: 30px;
  min-height: 400px;
}

.content-section {
  display: none;
}

.content-section.active {
  display: block;
  animation: fadeIn 0.3s;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.content-section h2 {
  color: #1b7f3d;
  margin-bottom: 15px;
  font-size: 1.8em;
}

.content-section p {
  margin-bottom: 15px;
  text-align: justify;
}

footer {
  background-color: #f0f0f0;
  padding: 15px;
  text-align: center;
  font-size: 0.9em;
  color: #666;
  border-top: 1px solid #ddd;
}