h2 {
    text-shadow: 0px 0px 20px #00f7ff;
    -webkit-animation: blinkH1 5s infinite;
    animation: blinkH1 5s infinite;
}

h2:after {
    filter: blur(15px);
    -webkit-animation: blinkH1After 5s infinite;
    animation: blinkH1After 5s infinite;
}

h2:before {
    filter: blur(50px);
    -webkit-animation: blinkH1Before 5s infinite;
    animation: blinkH1Before 5s infinite;
}

h3 {
    text-shadow: 0px 0px 20px #00f7ff;
    -webkit-animation: blinkH1 5s infinite;
    animation: blinkH1 5s infinite;
}

h3:after {
    filter: blur(15px);
    -webkit-animation: blinkH1After 5s infinite;
    animation: blinkH1After 5s infinite;
}

h3:before {
    filter: blur(50px);
    -webkit-animation: blinkH1Before 5s infinite;
    animation: blinkH1Before 5s infinite;
}