.tdi-outer {
    overflow: hidden;
    white-space: nowrap;
    position: relative;
}
.tdi-loop {
    display: inline-block;
    white-space: nowrap;
    will-change: transform;
    animation-name: tdi-loop;
    animation-timing-function: linear;
    animation-iteration-count: infinite;
}
.tdi-content {
    display: inline-block;
    font-size: 2vw;
    margin: 30px 20px;
    color: #fff;
}
@keyframes tdi-loop {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}