.bootstrap-touchspin .input-group-btn-vertical {
    position: absolute;
    right: 0;
    height: 100%;
    z-index: 1;
}

.bootstrap-touchspin .input-group-btn-vertical>.btn {
    position: absolute;
    right: 0;
    height: 27px;
    padding: 0;
    width: 40px;
    text-align: center;
    line-height: 1;
    background: transparent;
}

.bootstrap-touchspin .input-group-btn-vertical .bootstrap-touchspin-up {
    border-radius: 0 40px 0 0;
    top: 0
}

.bootstrap-touchspin .input-group-btn-vertical .bootstrap-touchspin-down {
    border-radius: 0 0 40px 0;
    top: 27px;
}