.v-drag-border-left {
    border-left: 1px solid #ccc;
}

.v-drag-border-left > div.pseudo-border { 
    position: absolute;
    top: 0;
    right: -2px;
    width: 4px;
    height: 100%;
    background: transparent;
    z-index: 1;
    transition: all linear 0.3s; 
    cursor: col-resize;
}

.v-drag-border-left > div.pseudo-border:hover {
    background: #ccc;
}

.v-drag-border-right {
    /* border-right: 1px solid #ccc; */
    position: relative;
    transition: width linear 0.3s;
}

.v-drag-border-right > div.pseudo-border { 
    position: absolute;
    top: 0;
    right: -2px;
    width: 4px;
    height: 100%;
    background: transparent;
    z-index: 1;
    transition: all linear 0.3s; 
    cursor: col-resize;
}

.v-drag-border-right > div.pseudo-border:hover {
    background: #ccc;
}