User:冰阅/沙盒/ChatGPT生成的一些东西/style.css

.c-ontainer {
  position: relative;
  height: 200px;
  width: 300px;
  background-color: black;
  color: white;
  font-size: 24px;
  line-height: 200px;
  text-align: center;
}

.line {
  position: absolute;
  height: 1px;
  width: 100%;
  background-color: white;
  animation: move 2s linear infinite;
  animation-timing-function: cubic-bezier(0.1, 0.4, 0.5, 0.1);
}

@keyframes move {
  from { top: 200px; }
  to { top: 0px; }
}
/*--???布局--*/