.watermark {
    position: fixed;
    width: 402px;
    top: 130px;
    right: -150px;
    z-index: -2;
    opacity: 0.7;
}

@media (min-width: 576px) {
    .watermark {
        width: 475px;
    }
}

@media (min-width: 768px) {
    .watermark {
        width: 550px;
        right: -150px;
    }
}

@media (min-width: 992px) {
    .watermark {
        width: 700px;
        right: -100px;
    }
}

@media (min-width: 1200px) {
    .watermark {
        width: 912px;
        right: -150px;
    }
}