.marquee-set {
 height: 50px;
 overflow: hidden;
 position: relative;
}
.marquee-set .marquee-content {
 font-size: 3em;
 color: limegreen;
 position: absolute;
 width: 100%;
 height: 100%;
 margin: 0;
 line-height: 50px;
 text-align: center;
 -moz-transform:translateX(100%);
 -webkit-transform:translateX(100%);
 transform:translateX(100%);
 -moz-animation: marquee-set 15s linear infinite;
 -webkit-animation: marquee-set 15s linear infinite;
 animation: marquee-set 15s linear infinite;
}
/* Move it (define the animation) */
@-moz-keyframes marquee-set {
 0%   { -moz-transform: translateX(100%); }
 100% { -moz-transform: translateX(-100%); }
}
@-webkit-keyframes marquee-set {
 0%   { -webkit-transform: translateX(100%); }
 100% { -webkit-transform: translateX(-100%); }
}
@keyframes marquee-set {
 0%   {
 -moz-transform: translateX(100%); /* Firefox bug fix */
 -webkit-transform: translateX(100%); /* Firefox bug fix */
 transform: translateX(100%);
 }
 100% {
 -moz-transform: translateX(-100%); /* Firefox bug fix */
 -webkit-transform: translateX(-100%); /* Firefox bug fix */
 transform: translateX(-100%);
 }
}