::ng-deep {
    .ant-tooltip-placement-top .ant-tooltip-arrow, .ant-tooltip-placement-topLeft .ant-tooltip-arrow, .ant-tooltip-placement-topRight .ant-tooltip-arrow {
        bottom: 3px;
        border-width: 5px 5px 0;
        border-top-color: rgba(0, 0, 0, 0.75) !important;
    }
    .ant-tooltip-placement-bottom .ant-tooltip-arrow, .ant-tooltip-placement-bottomLeft .ant-tooltip-arrow, .ant-tooltip-placement-bottomRight .ant-tooltip-arrow {
        top: 3px;
        border-width: 0 5px 5px;
        border-bottom-color: rgba(0, 0, 0, 0.75) !important;
    }
    
    .ant-tooltip-inner {
        max-width: 250px;
        padding: 8px 10px;
        color: #fff;
        text-align: left;
        text-decoration: none;
        background-color: rgba(0, 0, 0, 0.75) !important;
        border-radius: 4px;
        box-shadow: 0 1px 6px rgba(0, 0, 0, 0.2);
        min-height: 34px;
    }
    .color{
        color:#333;
    }
}