body.layout-portrait #gameLayoutRoot {
    flex-direction: column;
}

body.layout-portrait #layoutSidePanel {
    width: 100%;
    flex: 0 0 var(--top-Row-Container-Height-Percentage);
}

body.layout-portrait #topRowContainer {
    height: 100%;
}

body.layout-portrait #layoutCenterPanel {
    width: 100%;
    flex: 1 1 auto;
}

body.layout-portrait #middleRowContainer {
    height: 100%;
}