* {
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  overflow: hidden;
  background: #000;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.splush-screen {
  position: relative;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  background: #000;
  opacity: 1;
  transition: opacity 520ms ease;
}

.splush-screen.is-leaving {
  opacity: 0;
}

.splush-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: #000;
}

.sound-start {
  position: absolute;
  left: 50%;
  bottom: max(34px, env(safe-area-inset-bottom));
  z-index: 2;
  transform: translateX(-50%);
  min-width: 180px;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid rgba(255, 255, 255, 0.72);
  border-radius: 999px;
  color: #fff;
  background: rgba(0, 0, 0, 0.42);
  font: inherit;
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 0;
  backdrop-filter: blur(8px);
}