
            <style>
                .{prefix} { position: relative; }
                .slide { position: relative; }
                .{prefix}-watermark {
                    align-items: center;
                    justify-content: center;
                    left: 0px;
                    display: -ms-flexbox;
                    display: -webkit-flex;
                    display: -ms-grid !important;
                    display: flex;
                    position: absolute;
                    top: 0px;
                    height: 100%;
                    width: 100%;
                    z-index:9999;
                    {font-family}
                }
            </style>