* {
  font-family: sans-serif;
}

div.main {
  margin:auto;
  margin-bottom: 20px;
  color: white;
  width: 850px;
  height: 450px;
  background-image: url("nasa-background.jpg");
  font-size: 40px;
  text-align: center;
}

h1 {
  padding: 200px;
}

div.footer {
  margin: auto;
  background-color: lightgrey;
  height: 320px;
  width: 850px;
  display: flex;
  justify-content: space-around;
}

h3 {
  margin-bottom: 20px;
}

p {
  color: grey;
}

#name {
  margin: 5px;
  background-color: white;
  width: 200px;
  height: 20px;
}

#message {
  margin:5px;
  background-color: white;
  width:200px;
  height:50px;
}

#send {
  float: left;
  margin: 5px;
  padding: 3px;
  background-color: grey;
  width: 50px;
  height: 20px;
  text-align: center;
  color: white;
}