.dragSize {
    position: relative;
}
.dragSize .dragSizeItem {
    position: absolute;
}
.dragSize .dragSizeItem-across {
    right: 2px;
    top: 0px;
    width: 12px;
    height: 100%;
    cursor: e-resize;
}
.dragSize .dragSizeItem-vertical {
    left: 0px;
    bottom: 0px;
    width: 100%;
    height: 5px;
    cursor: s-resize;
}
.dragSize .dragSizeItem-slant {
    right: 0px;
    bottom: 0px;
    width: 10px;
    height: 10px;
    cursor: se-resize;
}