body {
  background-color: #e0f7fa;
  font-family: 'Arial', sans-serif;
  margin: 0;
  padding: 0;
}

h1, h2, h3 {
  color: #00796b;
  text-align: center;
  font-weight: bold;
}

p {
  color: #004d40;
  padding: 10px;
  line-height: 1.6;
}

a {
  color: #004d40;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  max-width: 960px;
  margin: auto;
  overflow: hidden;
  padding: 0 20px;
}

.navbar {
  background-color: #004d40;
  color: #ffffff;
  padding: 15px;
  text-align: center;
}

.navbar a {
  color: #ffffff;
  padding: 14px 20px;
  display: inline-block;
}

.navbar a:hover {
  background-color: #00796b;
}

.button {
  display: inline-block;
  background-color: #00796b;
  color: #ffffff;
  padding: 10px 20px;
  text-align: center;
  border-radius: 5px;
  text-decoration: none;
}

.button:hover {
  background-color: #004d40;
}