body {
  margin: 0;
  font-family: Arial, sans-serif;
  background-color: #111;
  color: #f2f2f2;
}
.navbar {
  background-color: #000;
  display: flex;
  align-items: center;
  padding: 10px;
}
.navbar .logo {
  height: 40px;
  margin-right: auto;
}
.navbar ul {
  list-style: none;
  display: flex;
  gap: 20px;
}
.navbar a {
  color: red;
  text-decoration: none;
}
.hero {
  text-align: center;
  margin-top: 100px;
}
.hero h1 {
  font-size: 48px;
}
.hero .buttons a {
  display: inline-block;
  margin: 10px;
  padding: 12px 24px;
  background-color: red;
  color: white;
  text-decoration: none;
}
.build-area {
  border: 2px dashed red;
  height: 300px;
  margin: 20px;
}
.modular-part {
  max-width: 100px;
  margin: 10px;
}