html,
body {
  background: #ffffff;
}

body:not(.survey-ui-ready)::before {
  content: "Загрузка опроса...";
  position: fixed;
  inset: 0;
  background: #ffffff;
  z-index: 2147483647;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #1f2937;
  font-size: 18px;
  font-weight: 500;
  letter-spacing: 0.01em;
}

body:not(.survey-ui-ready) * {
  caret-color: transparent !important;
}