body {
  margin-top: 105px; }

.navbar {
  box-shadow: 2px 2px 5px darkblue;
  opacity: 0.9;
  background: #fff; }
  .navbar .nav-item {
    font-size: 1.4rem;
    padding-right: 1.4rem; }

#showcase {
  position: relative;
  background: url("../img/banner_twi.jpg");
  min-height: 500px; }
  #showcase .primary-overlay {
    /* background: rgba(50, 146, 166, 0.8); */
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%; 
  }

  #showcase_kors {
    position: relative;
    background: url("../img/banner_kors.jpg") no-repeat top center fixed;
    background-size: cover; 
    overflow: hidden;
    min-height: 500px; }
    #showcase_kors .primary-overlay {
      /*background: rgba(50, 146, 166, 0.8); */
      position: absolute;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%; 
    }
  

.info-header {
  width: 50%;
  margin: auto;
  border-bottom: 1px #ddd solid; }

#authors img {
  margin-top: -50px; }
#authors .card:hover {
  background: darkblue;
  color: #fff; }
#authors .fab {
  color: #fff; }

@media (max-width: 768px) {
  #showcase {
    min-height: 500px; }
    #showcase h1 {
      font-size: 4rem; }

  #showcase_kors {
    min-height: 500px; }
    #showcase_kors h1 {
      font-size: 4rem; }

  .mb-resp {
    margin-bottom: 1rem; } }