.Layout__MainContainer {
    background: #fff;
    box-sizing: border-box;
    display: flex;
    flex-wrap: wrap;
    height: 100vh;
    text-align: left;
    text-indent: initial;
    vertical-align: middle;
    width: 100%;
    -ms-box-sizing: border-box;
}

.Layout__MainContainer .Layout__Panel {
    box-sizing: border-box;
    vertical-align: middle;
    width: 100%;
    /* Mobile first */
    -ms-box-sizing: border-box;
    position: relative;
}

@media only screen and (min-width: 900px) {

    /* Desktop */
    .Layout__MainContainer .Layout__Panel {
        width: 50%;
    }
}