.zoom {
    width: 14rem;
    height: 14rem;
    background: #fff;
    border-radius: 50%;
    position: absolute;
    pointer-events: none;
    transition: transform 0.25s ease, opacity 0s linear 0.25s, background 0.25s ease;
    opacity: 0;
    transform: scale(0);
    transform-origin: 50% 50%;
    overflow: hidden;
    z-index: 1000;
    border: solid 1px #f26419;
}
.zoom:before {
    content: "";
    position: absolute;
    margin: auto;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    display: none;

}
.zoom.show {
    transform: scale(1);
    opacity: 1;
    transition: transform 0.25s ease, opacity 0s linear;
}
.zoom.loading {
    background: transparent;
}
.zoom.loading:before {
    display: block;
    -webkit-animation: loading 0.5s ease infinite alternate;
    animation: loading 0.5s ease infinite alternate;
}
@-webkit-keyframes loading {
    0% {
        transform: scale(0.1);
        box-shadow: inset 0 0 0 150px #f26419;
    }
    50% {
        transform: scale(1);
        box-shadow: inset 0 0 0 140px #f26419;
    }
    100% {
        box-shadow: inset 0 0 0 0 #f26419;
    }
}
@keyframes loading {
    0% {
        transform: scale(0.1);
        box-shadow: inset 0 0 0 150px #f26419;
    }
    50% {
        transform: scale(1);
        box-shadow: inset 0 0 0 140px #f26419;
    }
    100% {
        box-shadow: inset 0 0 0 0 #f26419;
    }
}
.zoom.loading .zoom-image {
    opacity: 0;
}
.zoom .zoom-image {
    position: absolute;
    left: 0;
    top: 0;
    transition: opacity 0.25s ease;
    max-width: none;
    height: initial;
    box-sizing: border-box;
}