<body>
<h1 class="glow-text"> Hello World</h1>
</body>
body
{
  background:black;
  text-align:center;
  color:white;
}

.glow-text
{
  font-size:3em;
  display:inline-block;
  text-shadow:-1px -1px 10px #fff,
    -1px -1px 10px #fff,
    0 0 20px #ff00de,
    0 0 40px #ff00de,
    0 0 60px #ff00de,
    0 0 80px #ff00de;
  border: 1px solid white;
  padding:30px;
  box-shadow: inset 0px 0px 5px #fff,
    0px 0px 5px #fff,
    0 0 10px #ff00de,
    inset 0 0 10px #ff00de,
    0 0 20px 2px #ff00de,
    inset 0 0 20px  2px #ff00de;
}

External CSS

This Pen doesn't use any external CSS resources.

External JavaScript

This Pen doesn't use any external JavaScript resources.