/* Isotope */

.grid-sizer,
.grid-item {
    width: 25%;
}

@media screen and (max-width: 1400px) {
    .grid-sizer,
    .grid-item {
        width: 33.333%;
    }
}

@media screen and (max-width: 768px) {
    .grid-sizer,
    .grid-item {
        width: 50%;
    }
}

@media screen and (max-width: 550px) {
    .grid-sizer,
    .grid-item {
        width: 100%;
    }
}