CSS3 Marquee

HTML

<script src="http://leaverou.github.com/prefixfree/prefixfree.js"></script>
<p class="marquee"><span>This is text - This is text - This is text - This is text - This is text - This is text - This is text - This is text - This is text - This is text - This is text - This is text</span></p>

CSS

/* Make it a marquee */
.marquee {
    margin: 0 auto;
    white-space: nowrap;
    overflow: hidden;
}

.marquee span {
    display: inline-block;
    padding-left: 100%;
    animation: marquee 10s linear infinite;
}

/* Make it move */
@keyframes marquee {
    20%   { transform: translate(0, 0); }
    100% { transform: translate(-100%, 0); }
}