.rh-typewriter{
  display:inline-block;
  white-space:nowrap;
  min-width:16ch; /* prevents layout shift */
  vertical-align:baseline;
}

.rh-typewriter::after{
  content:"";
  display:inline-block;
  height:1em;
  vertical-align:-0.1em;
  border-right:0.9ch solid currentColor; /* thick cursor */
  margin-left:0.10ch;
  animation: rhBlink 0.6s linear infinite;
}

@keyframes rhBlink{
  0%,100%{opacity:1;}
  50%{opacity:0;}
}