.rainbow-text {
    font-weight: bold;
    font-size:large;
    animation: rainbowBlink 2s linear infinite;
}

@keyframes rainbowBlink {
    0%   { color: red; }
    15%  { color: orange; }
    30%  { color: yellow; }
    45%  { color: green; }
    60%  { color: blue; }
    85%  { color: indigo; }
    90%  { color: violet; }
    100% { color: red; }
}