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

.container {
  width: 80%;
  margin: 0 auto;
}

header {
  background: #333;
  color: #fff;
  padding: 1rem 0;
}

header h1 {
  margin: 0;
  display: inline-block;
}

nav ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: inline-block;
  float: right;
}

nav ul li {
  display: inline;
  margin-left: 1rem;
}

nav ul li a {
  color: #fff;
  text-decoration: none;
}

#hero {
  background: #f4f4f4;
  padding: 2rem 0;
  text-align: center;
}

#hero h2 {
  margin: 0;
}

#hero p {
  margin: 1rem 0;
}

.btn {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: #333;
  color: #fff;
  text-decoration: none;
  border-radius: 5px;
}

section {
  padding: 2rem 0;
}

.service {
  margin-bottom: 1rem;
}

footer {
  background: #333;
  color: #fff;
  text-align: center;
  padding: 1rem 0;
}