.editor-container {
    position: relative;
    width: 600px;
    height: 500px;
}

#editor1 {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
}

#editor2 {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
}

#editor3 {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
}