<div class="container">
  <p>你好你好你好</p>
</div>
<style>
.container {
  position: relative;
  height: 200px; /* 调整适合您的容器高度 */
  margin-top: 300px;
  overflow: hidden;
}

.container p {
  position: absolute;
  animation: move-up 10s linear infinite;
}

@keyframes move-up {
   0% {
     transform: translateY(0);
   }
  100% {
     transform: translateY(-100%);
   }
}
</style>