* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}

body {
  line-height: 1.6;
}

.header {
  background: #4c6ef5;
  color: #fff;
  padding: 50px 20px;
  text-align: center;
}

.header .container {
  max-width: 1200px;
  margin: auto;
}

.header h1 {
  font-size: 2.5em;
  margin-bottom: 20px;
}

.header p {
  font-size: 1.2em;
  margin-bottom: 30px;
}

.btn {
  background: #ffc107;
  color: #333;
  padding: 10px 20px;
  text-decoration: none;
  border-radius: 5px;
}

.features {
  background: #f8f9fa;
  padding: 50px 20px;
}

.features .container {
  max-width: 1200px;
  margin: auto;
  text-align: center;
}

.features h2 {
  margin-bottom: 40px;
}

.feature-cards {
  display: flex;
  justify-content: space-around;
  gap: 20px;
  flex-wrap: wrap;
}

.card {
  background: #fff;
  padding: 20px;
  border-radius: 10px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  width: 30%;
  min-width: 250px;
}

.card h3 {
  margin-bottom: 15px;
}

.about {
  background: #fff;
  padding: 50px 20px;
}

.about .container {
  max-width: 800px;
  margin: auto;
  text-align: center;
}

.footer {
  background: #333;
  color: #fff;
  text-align: center;
  padding: 20px;
}