Maximize size (almost Full-Screen) of iframe for Pearson eText on Brightspace

style.css

#d2l_minibar {
    z-index:  100;   
}

#ContentView iframe.d2l-iframe {
    position: absolute;
    top: 35px;
    bottom: 0;
    left: 0;
    right: 0;
    height: 100%;
    width: 100%;
    z-index: 10;
}