#bemvindo {
  padding: 40px;
  background-size: cover;
}

#bemvindo img {
  width: 56vw;
  max-width: 250px;
}

#bemvindo .jumbotron {
  background-color: #fff;
  max-width: 800px;
  margin: 0 auto;
}

html,
body,
#bemvindo,
#bemvindo .jumbotrom {
  height: 100%;
}

#bemvindo h2 {
  margin-top: 30px;
  margin-bottom: 20px;
}