.box {
  margin: 5px;
  padding: 5px;
  line-height: 1.4em;
  float: left;
  min-height: 250px;
}
.col1 { width: 250px; }
.col2 { width: 250px; }
.col3 { width: 535px; }

.col1 img { max-width: 250px; }
.col2 img { max-width: 250px; }
.col3 img { max-width: 535px; }
/**** Transitions ****/
.transitions-enabled.masonry,
.transitions-enabled.masonry .masonry-brick {
  -webkit-transition-duration: 0.7s;
     -moz-transition-duration: 0.7s;
       -o-transition-duration: 0.7s;
          transition-duration: 0.7s;
}
.transitions-enabled.masonry {
  -webkit-transition-property: height, width;
     -moz-transition-property: height, width;
       -o-transition-property: height, width;
          transition-property: height, width;
}
.transitions-enabled.masonry  .masonry-brick {
  -webkit-transition-property: left, right, top;
     -moz-transition-property: left, right, top;
       -o-transition-property: left, right, top;
          transition-property: left, right, top;
}
/* disable transitions on container */
.transitions-enabled.infinite-scroll.masonry {
  -webkit-transition-property: none;
     -moz-transition-property: none;
       -o-transition-property: none;
          transition-property: none;
}