/* 
Thank you to *Austen Holland* from this answer on StackOverflow: https://stackoverflow.com/questions/54702124/rainbow-text-animation-using-only-css 
=]
*/

#shadowBox {
    background-color: rgb(0, 0, 0);
    /* Fallback color */
    background-color: rgba(0, 0, 0, 0.2);
    /* Black w/opacity/see-through */
    border: 3px solid;
}

.rainbow {
    text-align: center;
    text-decoration: underline;
    font-family: monospace;
}
.rainbow_text_animated {
    background: linear-gradient(to right, #6666ff, #0099ff , #00ff00, #ff3399, #6666ff);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    animation: rainbow_animation 4s ease-in-out infinite;
    background-size: 400% 100%;
}

@keyframes rainbow_animation {
    0%,100% {
        background-position: 0 0;
    }

    50% {
        background-position: 100% 0;
    }
}