scss for gallery

_gallery.scss

/**/
/* GALLERY */
/**/

.gallery{
  width: 100%;
  display: block;
  margin:0 auto;
}

/* Extra Small Devices, Phones */ 
@media only screen and (min-width : 480px) {
  .gallery {
    column-count: 1;
    column-gap: 3px;
  }
}
/* Small Devices, Tablets */
@media only screen and (min-width : 768px) {
  .gallery {
    column-count: 3;
    column-gap: 3px;
  }
}

/* Medium Devices, Desktops */
@media only screen and (min-width : 992px) {
  .gallery { /* Masonry container */
      column-count: 4;
      column-gap: 3px;
  }
}

/* Large Devices, Wide Screens */ 
@media only screen and (min-width : 1200px) {
  .gallery{
    column-count: 5;
    column-gap: 0.2rem;
    width: 100%;
  }
}


.gallery-item { /* Masonry bricks or child elements */
    background-color: #eee;
    display: inline-block;
    margin: 0 0 0.2rem;
    width: auto;
}