body{
    background: #F1F1F1;
}
.main_wrap{min-height: calc(100vh - 140px);}
img.small {
    height: 80px;
    width: auto;
    max-width: 120px;
}

.large_img {
    display: none;
    position: absolute;
    color: #FFFFFF;
    background: #333333;
    padding: 5px;
    z-index: 9;
    width: 220px;
    height: 220px;
}
.large_img img{
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.loader{position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    text-align: center;
    font-size: 40px;
    background: rgb(0,0,0, .5);
    height: 100vh;
    z-index: 999999;
    color: #fff;
    padding-top: 45vh;}