.box_img{
	  width: 370px;
	  height: 247px;
	  background: #fff;
	  overflow: hidden;
	  display: block;
	  margin-left: 0px;
	}
	
	
	 .box_img img{
		  width: 100%;
		  height: auto;
		  display: block;
		  margin-left: 0px;
	}
	@supports(object-fit: cover){
	    .box_img img{
	      height: 100%;
	      object-fit: cover;
	      object-position: center center;
	      display: block;
	       margin-left: 0px;
	    }
	}
	
	
	
  .box_img_ampliada{
	  width: 770px;
	  height: 514px;
	  background: #fff;
	  overflow: hidden;
	  display: block;
	  margin-left: 0px;
	}
	
	
	 .box_img_ampliada img{
		  width: 100%;
		  height: auto;
		  display: block;
		  margin-left: 0px;
	}
	@supports(object-fit: cover){
	    .box_img_ampliada img{
	      height: 100%;
	      object-fit: cover;
	      object-position: center center;
	      display: block;
	       margin-left: 0px;
	    }
	}
	

	
	
	
	
	/* SM */	
	
	/* Base: mobile-first */
.box_sm {
  width: 100%;
  max-width: 370px;
  aspect-ratio: 370 / 254;
  background: #fff;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  box-sizing: border-box;
  position: relative;
}

.box_sm img {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover;       /* ver nota abajo: cover vs contain */
  object-position: center;
  display: block;
}

/* Celulares chicos (menos de 480px) */
@media (max-width: 480px) {
  .box_sm {
    max-width: 100%;
    aspect-ratio: 370 / 254;
  }
}

/* Celulares grandes / Bootstrap "xs" (481px a 767px) */
@media (min-width: 481px) and (max-width: 767px) {
  .box_sm {
    max-width: 100%;
    aspect-ratio: 370 / 254;
  }
}

/* Tablets / Bootstrap "sm" (768px a 991px) */
@media (min-width: 768px) and (max-width: 991px) {
  .box_sm {
    max-width: 340px;
    aspect-ratio: 370 / 254;
  }
}

/* Notebooks / Bootstrap "md" (992px a 1199px) */
@media (min-width: 992px) and (max-width: 1199px) {
  .box_sm {
    max-width: 370px;
    aspect-ratio: 370 / 254;
  }
}

/* Pantallas grandes / Bootstrap "lg" (1200px en adelante) */
@media (min-width: 1200px) {
  .box_sm {
    max-width: 370px;
    aspect-ratio: 370 / 254;
  }
}