<link href='https://fonts.googleapis.com/css?family=Sacramento:400' rel='stylesheet' type='text/css'>
<h1 class="neonText">
 neon lights
</h1>

.neonText {
  color: #fff;
  text-shadow:
    0 0 7px #fff,
    0 0 10px #fff,
    0 0 21px #fff,
    0 0 42px #bc13fe,
    0 0 82px #bc13fe,
    0 0 92px #bc13fe,
    0 0 102px #bc13fe,
    0 0 151px #bc13fe;
}
  
body {
  font-size: 18px;
  font-family: "Sacramento", sans-serif;
  background-color: #010a01;
  display: flex;
  justify-content: center;
  align-items: center;  
}  

h1, h2 {
  text-align: center;
  font-weight: 400;
}
  
h1 {
  font-size: 6.2rem;
  animation: pulsate 1.5s infinite alternate;  
  border: 0.2rem solid #fff;
  border-radius: 2rem;
  padding: 0.4em;
  box-shadow: 0 0 .2rem #fff,
            0 0 .2rem #fff,
            0 0 2rem #bc13fe,
            0 0 0.8rem #bc13fe,
            0 0 2.8rem #bc13fe,
            inset 0 0 1.3rem #bc13fe; 
}

@keyframes pulsate {
    
  100% {

      text-shadow:
      0 0 4px #fff,
      0 0 11px #fff,
      0 0 19px #fff,
      0 0 40px #bc13fe,
      0 0 80px #bc13fe,
      0 0 90px #bc13fe,
      0 0 100px #bc13fe,
      0 0 150px #bc13fe;
  
  }
  
  0% {

    text-shadow:
    0 0 2px #fff,
    0 0 4px #fff,
    0 0 6px #fff,
    0 0 10px #bc13fe,
    0 0 45px #bc13fe,
    0 0 55px #bc13fe,
    0 0 70px #bc13fe,
    0 0 80px #bc13fe;

}