*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html , body{
    height: 100%;
    width: 100%;
}

.transition{
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    display: flex;
    flex-direction: column;
    z-index: 9999999999;
    pointer-events: none;
}

.transition-row {
    flex: 1;
    display: flex;
}

.transition-row.row-1 .block{
    transform-origin: top;
}

.transition-row.row-2 .block{
    transform-origin: bottom;
}

.block{
    flex: 1;
    background-color: #6B6E70;
    transform: scaleY(1);
    will-change: transform;
}



@media (max-width:768px) {
    .block{
        background-color: #6B6E70;
    }
}