.hero {
  background: url(../image/loading.jpg);
  height: 500px;
  background-size: cover;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #000908f5;
  font-weight: bolder;
  font-size: medium;
  font-family: "Lucida Sans", "Lucida Sans Regular", "Lucida Grande",
    "Lucida Sans Unicode", Geneva, Verdana, sans-serif;
}
.navbar-brand img {
  height: 50px;
  width: 50px;
  border-radius: 50%;
}

.tracking-form {
  padding: 60px 0;
}