html,body{height: 100%;}

body{
  background-color: #457b6a;
  font-family: -apple-system, system-ui, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, "Helvetica Neue",  Arial, sans-serif;
  width: 100%;
  padding: 0;
}

body header {background-color: #457b6a;border: 0;text-align: center;padding: 50px 0 0 0;}
h1{color: #fff;}

body main{text-align: center;color: #fff;height: 100%;padding: 0;margin: 0}

.tagline{font-size: .95em;}

body footer {border: 0;color: #222222;height: 50px}

.logo{
  width:  500px;
}