#gallery {
   line-height:0;
   -webkit-column-count:5; /* split it into 5 columns */
   -webkit-column-gap:5px; /* give it a 5px gap between columns */
   -moz-column-count:5;
   -moz-column-gap:5px;
   column-count:5;
   column-gap:5px;
}

#gallery img {
   width: 100% !important;
   height: auto !important;
   margin-bottom:5px; /* to match column gap */
   border-radius: 10px;
}


/* The expanding image container (positioning is needed to position the close button and the text) */
.zoom-container {
  position: relative;
  display: none;
}

/* Expanding image text */
#imgtext {
  position: absolute;
  bottom: -20px;
  left: 5px;
  color: blue;
  font-size: 20px;
  font-weight:bold;
}

/* Closable button inside the image */
.closebtn {
  position: absolute;
  top: 10px;
  right: 15px;
  color: Blue;
  font-size: 35px;
  cursor: pointer;
}


@media (max-width: 1200px) {
   #gallery {
    -moz-column-count:    4;
    -webkit-column-count: 4;
    column-count:         4;
   }
}

@media (max-width: 1000px) {
   #gallery {
    -moz-column-count:    3;
    -webkit-column-count: 3;
    column-count:         3;
   }
}

@media (max-width: 800px) {
   #gallery {
    -moz-column-count:    2;
    -webkit-column-count: 2;
    column-count:         2;
   }
}

@media (max-width: 400px) {
   #gallery {
    -moz-column-count:    1;
    -webkit-column-count: 1;
    column-count:         1;
   }
}