nav.navbar.navbar-default{
  margin-bottom:0;
}

div.jumbotron.text-center{
  margin-bottom:0;
  margin-top:3em;
  min-height:90vh;
  background:url("https://pixabay.com/static/uploads/photo/2015/10/27/14/40/programming-1009134_960_720.jpg") no-repeat;
  background-size:cover;
}

.Feature-icon{
  font-size:4em;
}

.Section-row{
  margin:5em 0 1em 0;
}

div.jumbotron.text-center{
  position:relative;
}

.Jumbotron-content{
  position:absolute;
  top:50%;
  transform:translateY(-50%);
  text-align:center;
  width:100%;
}

.Doc-links{
  text-align:left;
  font-size:1em;
}

Doc-links .list-group-item{
  border:none;
}

li.list-group-item{
  border:none;
}

.Jumbotron-whiteScreen{
  position:absolute;
  left:0;
  top:0;
  bottom:0;
  width:100%;
  background:rgba(255,255,255,0.8);
}

.Section-row .col-md-4{
  min-height:14em;
  padding:1em;
}

.Section-Links{
  margin-top:1em;
}

.Section-footer{
  margin:3em 0 2em 0;
}

div#bodyContent{
  margin-top:3em;
}

.Igor-title{
  margin-bottom:2em;
}

.mg-bottom-2em{
  margin-bottom:2em;
}