填写金色边框样式字体更改成动态h1欢迎赞助我们h1

<style>
h1 {
  border: 5px solid gold;
  padding: 10px;
  font-family: "Arial", sans-serif;
  animation-name: text-color;
  animation-duration: 2s;
  animation-iteration-count: infinite;
}

@keyframes text-color {
  0% { color: black; }
  50% { color: gold; }
  100% { color: black; }
}
</style>
<h1>欢迎赞助我们</h1>