Waiting

<style>
* { box-sizing: border-box; }
</style>
<h1>Waiting..<i class="waiting">!</i></h1>

Waiting..!
.waiting{
  animation: fade 1s infinite;
}
@keyframes fade {
  0% { opacity: 0 }
  100% { opacity: 1}
}

Waiting..!
.waiting{
  animation: changeColor 1s infinite;
}
@keyframes changeColor {
  0% { color: red ;}
  50% { color: yellow ;}
  100% { color: blue;}
}
receipt
settings_ethernet