html { height:100%; }
body {
  height: 100%;
  overflow: hidden;
  margin: 0;
  padding: 0;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 16px;
  color: #FFFFFF;
  background-color: #000000;
}

.splash {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
  }

/* Splashscreen subcontainers with backdrop blur and round corners */
.splashscreen-subcontainer {
  border-radius: 35px;
  padding: 40px;
  box-sizing: border-box;

  background: rgba(110, 110, 110, 0.25);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 
    0 8px 32px rgba(0, 0, 0, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.5),
    inset 0 -1px 0 rgba(255, 255, 255, 0.1),
    inset 0 0 8px 4px rgba(255, 255, 255, 0.4);
  position: relative;
  overflow: hidden;
}

.splashscreen-subcontainer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.8),
    transparent
  );
}