div.jumbotron.hero-technology {
  color: #fff;
  text-align: center;
  background: url("../../assets/img/raketenbild.jpg");
  background-size: cover;
  padding-top: 580px;
  background-attachment: local;
  height: 800px;
}

@media (max-width: 800px) {
  div.jumbotron.hero-technology {
    color: #fff;
    text-align: center;
    background: url("../../assets/img/raketenbild.jpg");
    background-size: cover;
    padding-top: 180px;
    background-attachment: local;
    height: 420px;
  }
}

@media (min-width: 800px) {
  div.jumbotron.einzeiler {
    color: #fff;
    text-align: center;
    background: url("../../assets/img/raketenbild.jpg");
    background-size: cover;
    padding-top: 640px;
    background-attachment: local;
    height: 800px;
  }
}

@media (max-width: 800px) {
  div.jumbotron.einzeiler {
    color: #fff;
    text-align: center;
    background-size: cover;
    padding-top: 350px;
    background-attachment: local;
    height: 480px;
  }
}

h1.hero-title, h2.hero-title, h3.hero-title {
  text-shadow: 0 2px 2px rgba(0,0,0,0.3);
  color: #fff;
  font-weight: 500;
}

p.hero-subtitle {
  max-width: 600px;
  margin: 25px auto;
  padding: 10px 15px;
  background-color: rgba(0,0,0,0.1);
  color: #fff;
  text-shadow: 0 1px 1px rgba(0,0,0,0.7);
  font-weight: 500;
}