:root {
  font-family: 'Ruder'; 
}

body {
  background-color: #000000;}

.hand {
    position: fixed;
    z-index: 1;
 }

.flex-container {
  display: flex;
  flex-wrap: wrap;
}

.flex-container div {
  width: 70px;
  margin: 40px;
  text-align: center;
  line-height: 20px;
  font-size: 80px;
  color: #e000ff;
  animation: my-super-slant 0.1s infinite alternate;
  animation-delay: 0.1s; 
  animation-duration: calc(0.1s + 0.1s * var(--duration)); 
}



@keyframes my-super-slant {
  from { opacity: 0; }
  to { opacity: 1; } 
}