.carousel-inner > .item > a > img, .carousel-inner > .item > img {
  width:80%;
  margin-left:auto;
  margin-right:auto;
}

.categories {
  text-align:center !important;
  margin-bottom:15px;
  padding:10px;
}

.nav-pills > li {
  display:inline-block;
  float:none;
}

.row {
  margin-right:auto;
  margin-left:auto;
}