.img-responsive {
  display: block;
  width: 100%;
  height: auto; }

.img-responsive--stretch {
  display: block;
  height: auto;
  width: 100%; }

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0; }

.sr-only-focusable:active,
.sr-only-focusable:focus {
  position: static;
  width: auto;
  height: auto;
  margin: 0;
  overflow: visible;
  clip: auto; }

/*  new utility classes 
***************/
@media (max-width: 767px) {
  .hide_for_small {
    display: none; } }
@media (min-width: 768px) {
  .hide_for_medium {
    display: none; } }
/*  end new utility classes 
***************/