body {
  overflow-y: scroll; /* Show vertical scrollbar */
}


.container-header {

  background-color: aliceblue;
  background-image: none;

}

.container-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.container-header .navbar-brand,
.container-header .site-brand {
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
}