Bootstrap/less/thumbnails.less

//
// Thumbnails
// --------------------------------------------------


// Mixin and adjust the regular image class
.thumbnail {
  .img-thumbnail();
  display: block; // Override the inline-block from `.img-thumbnail`
  margin-bottom: @line-height-computed;

  > img {
    .img-responsive();
    margin-left: auto;
    margin-right: auto;
  }

  // Add a hover state for linked versions only
  a&:hover,
  a&:focus,
  a&.active {
    border-color: @link-color;
  }

  // Image captions
  .caption {
    padding: @thumbnail-caption-padding;
    color: @thumbnail-caption-color;
  }
}