.screenshotcollage-wrap {
    margin-top: 50px;
    margin-bottom: 100px !important;
    position: relative;
    width: 100%;
    height: auto;
    box-sizing: border-box;
}

.screenshotcollage-wrap:after {
    content: "";
    width: 100vw;
    height: 100px;
    background: white;
    position: absolute;
    bottom: -90px;
    left: calc(50% - 50vw);
    z-index: 1;
}

.screenshotcollage-item {
    position: absolute;
    border-radius: 20px;
    overflow: hidden;
    border: 20px solid white;
    box-sizing: border-box;
    box-shadow: 0 4px 14px rgba(0,0,0,0.35);
}

.screenshotcollage-item.screenshotcollage-item-1 {
    position: relative;
    margin: 0 auto -70px auto;
    width: 100%;
    max-width: 670px;
    height: auto;
    z-index: 2;
}

.screenshotcollage-item.screenshotcollage-item-2 {
    position: absolute;
    bottom: -40px;
    left: 5%;
    z-index: 3;
    height: auto;
    width: 50%;
    min-width: 400px;
}

.screenshotcollage-item.screenshotcollage-item-3 {
    position: absolute;
    bottom: -70px;
    right: 10%;
    z-index: 4;
    height: auto;
    width: 30%;
    min-width: 300px;
}


@media (max-width: 768px) {
    .screenshotcollage-item {
        border: 8px solid white;
    }
    .screenshotcollage-item.screenshotcollage-item-1,   
    .screenshotcollage-item.screenshotcollage-item-2,  
    .screenshotcollage-item.screenshotcollage-item-3 {
        min-width: initial;
    }

    .screenshotcollage-item.screenshotcollage-item-2 {
        bottom: 30px;
        width: 60%;
        z-index: 7;
    }

    .screenshotcollage-item.screenshotcollage-item-3 {
        width: 50%;
    }
}