I added this codpen as CSS and a code block but the flashing element doesn't work nor does the neon glow? 

anyone able to help. 

3 hours ago, Cyperpunk-girl-333 said:

I added this codpen as CSS and a code block but the flashing element doesn't work nor does the neon glow? 

anyone able to help. 

Can you share your URL and the codepen you want to apply so I can take a look?

This is the codepen https://codepen.io/pooyabehravesh/pen/dyNXNP

1 hour ago, Cyperpunk-girl-333 said:

This is the codepen https://codepen.io/pooyabehravesh/pen/dyNXNP

Which text on your site do you need to set this effect? Can you share the URL to your page?

<H1> code block 

for this code block only

https://www.spacept.com.au/about

10 years experience in cyberspace <h1>

2 hours ago, Cyperpunk-girl-333 said:

<H1> code block 

for this code block only

https://www.spacept.com.au/about

10 years experience in cyberspace <h1>

You can try adding to Home > Design > Custom Css

#block-yui_3_17_2_1_1667866308188_83746 h1{
  -webkit-animation: neon6 1.5s ease-in-out infinite alternate;
  -moz-animation: neon6 1.5s ease-in-out infinite alternate;
  animation: neon6 1.5s ease-in-out infinite alternate;
}

@-webkit-keyframes neon6 {
  from {
    text-shadow: 0 0 10px #fff,
      0 0 20px #fff,
      0 0 30px #fff,
      0 0 40px #ff00de,
      0 0 70px #ff00de,
      0 0 80px #ff00de,
      0 0 100px #ff00de,
      0 0 150px #ff00de;
  }
  to {
    text-shadow: 0 0 5px #fff,
      0 0 10px #fff,
      0 0 15px #fff,
      0 0 20px #ff00de,
      0 0 35px #ff00de,
      0 0 40px #ff00de,
      0 0 50px #ff00de,
      0 0 75px #ff00de;
  }
}


@-moz-keyframes neon6 {
  from {
    text-shadow: 0 0 10px #fff,
      0 0 20px #fff,
      0 0 30px #fff,
      0 0 40px #ff00de,
      0 0 70px #ff00de,
      0 0 80px #ff00de,
      0 0 100px #ff00de,
      0 0 150px #ff00de;
  }
  to {
    text-shadow: 0 0 5px #fff,
      0 0 10px #fff,
      0 0 15px #fff,
      0 0 20px #ff00de,
      0 0 35px #ff00de,
      0 0 40px #ff00de,
      0 0 50px #ff00de,
      0 0 75px #ff00de;
  }
}

@keyframes neon6 {
  from {
    text-shadow: 0 0 10px #fff,
      0 0 20px #fff,
      0 0 30px #fff,
      0 0 40px #ff00de,
      0 0 70px #ff00de,
      0 0 80px #ff00de,
      0 0 100px #ff00de,
      0 0 150px #ff00de;
  }
  to {
    text-shadow: 0 0 5px #fff,
      0 0 10px #fff,
      0 0 15px #fff,
      0 0 20px #ff00de,
      0 0 35px #ff00de,
      0 0 40px #ff00de,
      0 0 50px #ff00de,
      0 0 75px #ff00de;
  }
}

My testing

Yes that worked for me originally but it didn't activate the flashing glow like on the code pen did it flash in your testing of just change the font to neon