:root {
/*  --jumbotron-padding-y: 3rem; */
  --jumbotron-padding-y: 2rem;
}

.jumbotron {
  padding-top: var(--jumbotron-padding-y);
  padding-bottom: var(--jumbotron-padding-y);
  margin-bottom: 0;
  background-color: #fff;
}
@media (min-width: 768px) {
  .jumbotron {
    padding-top: calc(var(--jumbotron-padding-y) * 2);
    padding-bottom: calc(var(--jumbotron-padding-y) * 2);
  }
}

.jumbotron p:last-child {
  margin-bottom: 0;
}

.jumbotron-heading {
  font-weight: 300;
}

.jumbotron .container:before {
  content: ' ';
  display: block;
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  opacity: 0.15;
  background-image: url('/img/logoBITS-nelCerchio.png');
  background-repeat: no-repeat;
  background-position: 50% 0;
  background-size: contain;
  z-index:0;
}



.jumbotron .container p { z-index:1000; position:relative; }

.jumbotron .container {
    max-width: 40rem;
    position:relative;
    min-height:150px;
}

footer {
  padding-top: 3rem;
  padding-bottom: 3rem;
}

footer p {
  margin-bottom: .25rem;
}

.box-shadow { box-shadow: 0 .25rem .75rem rgba(0, 0, 0, .05); }

.btn { min-width:115px; }


.jumbotron.fixed-bottom {
    margin-bottom: 0 !important;
}

h2 { min-height:50px; }