#viewport {
    height: 660px;
    left: 0;
    top: 0;
    width: 530px;
    overflow: auto;
}


#edit-viewport {
    height: 840px;
    left: 0;
    top: 0;
    width: 600px;
}

.myMenu{
    position:absolute;
    display: none;
    width: 500px;
}