.dragger-h {
    position: fixed;
    background-color: white;
    opacity:0.8;
    width: 4px;
    height:100%;
    cursor: col-resize;
    z-index: 2;
}
.dragger-v {
    position: fixed;
    background-color: white;
    opacity:0.8;
    width: 100%;
    height:4px;
    cursor: row-resize;
    z-index: 2;
}