a img {
    border: none;
    width: 100%;
    height: 100%;
}
.gallery-grid .row {
    margin: 0px; 
}
.gallery-grid .col-4,.col-6,.col-8,.col-12 {
    padding: 0px; 
}
.gallery-grid .col-4:hover,.col-6:hover,.col-8:hover,.col-12:hover {
    z-index: 10;
}
.gallery-grid a {
    margin: 2px;
    display: block;
    width: calc(100% - 4px);    
    height: auto;
    overflow: hidden;
    transition: all .2s ease-in-out;
    border-radius: 10px;
}
.gallery-grid a:hover {    
    transform: scale(1.1);
    -ms-transform: scale(1.1);
    -moz-transform: scale(1.1);
    -webkit-transform: scale(1.1);
    -o-transform: scale(1.1);
    box-shadow: 0 16px 24px rgba(0, 0, 0, .3);
}
/* @media only screen and (max-width:1199px) {
    .gallery-grid a {
        width: 313px;
        height: 215px;
    }
}
@media only screen and (max-width:991px) {
    .gallery-grid a {
        height: 160px;
        width: 240px;
    }
}
@media only screen and (max-width:767px) {
    .gallery-grid a {
        height: auto;
        width: 50%
    }
}
@media only screen and (max-width:390px) {
    .gallery-grid a {
        height: auto;
        width: 100%
    }
} */