html,
body {
  height: 100%;
  /* The html and body elements cannot have any padding or margin. */
}

/* Wrapper for page content to push down footer */
#wrap {
  min-height: calc(100vh - 60px);
  height: auto;
}

/* Set the fixed height of the footer here */
#footer {
  min-height: 60px;
  background-color: #f5f5f5;
}

.container .credit {
    margin: 20px 0;
    text-align: center;
}

#mainpage {
    padding-top: 0px;
}