body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  margin: 0;
  padding: 0;
  background: #f7f9fc;
  color: #333;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 60px 20px;
}

h1,
h2 {
  color: #2c3e50;
}

h1 {
  font-size: 42px;
  margin-bottom: 10px;
}

h2 {
  font-size: 28px;
  margin-top: 40px;
  margin-bottom: 15px;
}

p {
  line-height: 1.7;
  font-size: 16px;
  margin-bottom: 20px;
}

ul {
  padding-left: 20px;
  margin-bottom: 30px;
}

.highlight-section {
  background: #ffffff;
  padding: 20px 30px;
  margin-bottom: 30px;
  border-radius: 12px;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

a.button {
  display: inline-block;
  margin-top: 20px;
  padding: 10px 25px;
  background-color: #3498db;
  color: white;
  text-decoration: none;
  border-radius: 5px;
  transition: background-color 0.3s;
}

a.button:hover {
  background-color: #2980b9;
}

.why-join-us-section {
  padding: 40px 20px;
  background-color: #f8f9fc;
}

.center-text {
  text-align: center;
}

.subtitle {
  font-style: italic;
  color: #81c341;
  margin-bottom: 20px;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 0;
}

.feature-box {
  width: 280px;
  background: #fff;
  padding: 20px;
  text-align: center;
  border-radius: 12px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

.feature-box img {
  width: 50px;
  margin-bottom: 15px;
}

@media (max-width: 600px) {
  .feature-box {
    padding: 15px;
  }
  .feature-box h3 {
    font-size: 1.1em;
  }
}