Бегущая строка html + scc

HTML

<div class="marquee"><span>оставьте заявку</span></div>

SCC

.marquee {
    text-align:left;
    width:100%;
    overflow:hidden;
    white-space: nowrap;
}
.marquee span { 
    display:inline-block;
    width:100%;
    text-indent:0;
    animation: marquee 30s linear infinite;
}
@keyframes marquee {
0%  { transform: translate(100%, 0); }
100% { transform: translate(-100%, 0); }
}
@media only screen and (max-width: 440px) {
.marquee span{animation:none;padding-left:0}
}