.ui-tooltip.nd_learning_tooltip_jquery_content {
    z-index: 99;
    border-radius: 3px;
    padding: 8px;
    position: absolute;
    color: #fff;
    margin: 0px;
    font-size: 14px;
    line-height: 14px;
    outline: 0;
    -webkit-appearance: none;
    border: 0;
}