.student-assessment-page .student-assessment-open-btn {
  width: 100%;
  min-height: 112px;
  font-size: 18px;
  position: relative;
  overflow: hidden;
  isolation: isolate;
  background: linear-gradient(115deg,
    color-mix(in srgb, var(--primary-color, #8f5d95) 73%, #241928) 0%,
    var(--primary-color, #8f5d95) 58%,
    color-mix(in srgb, var(--primary-color, #8f5d95) 76%, #fff) 100%);
}

.student-assessment-page .student-assessment-open-btn__watermark {
  position: absolute;
  top: -100px;
  right: -54px;
  z-index: 0;
  width: 330px;
  max-width: none;
  height: auto;
  opacity: .2;
  filter: grayscale(1) brightness(1.35);
  pointer-events: none;
  user-select: none;
}

.student-assessment-page .student-assessment-open-btn .q-btn__content > :not(.student-assessment-open-btn__watermark) {
  position: relative;
  z-index: 1;
}

@media (max-width: 600px) {
  .student-assessment-page .student-assessment-open-btn__watermark {
    top: -60px;
    right: -80px;
    width: 230px;
  }
}