#main-img {
  display: block;
  line-height: 0;
  margin: 0 auto;
  transition: 800ms ease-in;
}

#main-img:hover {
  cursor: pointer;
  opacity: .7;
}

#fnav-container {
  overflow: auto;
  padding: 0 3px 5px;
}

#fnav-container > div {
  background-repeat: no-repeat;
  background-position: center bottom 1px;
  box-sizing: border-box;
  float: left;
  height: 56px;
  width: 25%;
}

#fnav-container::after {
  clear: both;
}

#fnav-container > div:hover {
  cursor: pointer;
  opacity: .7;
}

#fnav-container > div.active {
  background-position: center bottom;
  cursor: auto !important;
  opacity: 1 !important;
}