.ticker{
  width:100%;
  overflow:hidden;
  background:#000;     /* 검은 배경 */
  color:#fff;          /* 흰 글자 */
  padding:10px 0;
  font-weight:700;
  letter-spacing:1px;
}

.ticker_track{
  display:flex;
  width:max-content;
  animation:tickerMove 6s linear infinite;
  will-change:transform;
}

.ticker_item{
  flex:0 0 auto;
  white-space:nowrap;
  padding-right:60px;
}

@keyframes tickerMove{
  0%   { transform:translateX(0); }
  100% { transform:translateX(-50%); }
}