body
{
    margin: 0;
    padding: 0;
    background-color: #000;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    font-family: 'Barlow Condensed' , sans-serif;
}
p
{
    font-size: 120px;
    font-weight: bold;
    text-align: center;
    color: #333;
}
span
{
    cursor: pointer;
}
.animation
{
    color: yellow;
    text-shadow: 0 0 10px yellow , 0 0 25px yellow;
    animation: glow 1.5s linear infinite;
}
@keyframes glow
{
    0%
    {
        filter: hue-rotate(0deg);
    }
    100%
    {
        filter: hue-rotate(360deg);
    }
}