随机div水平javascript

// HTML部分
<div id="randomDiv"></div>

// CSS部分
<style>
  #randomDiv {
    position: absolute;
    width: 50px;
    height: 50px;
    background-color: red;
  }
</style>

// JavaScript部分
<script>
  function getRandomPosition() {
    var width = window.innerWidth;
    var height = window.innerHeight;
    var randomX = Math.floor(Math.random() * width);
    var randomY = Math.floor(Math.random() * height);
    return [randomX, randomY];
  }

  function moveDiv() {
    var div = document.getElementById('randomDiv');
    var newPos = getRandomPosition();
    div.style.left = newPos[0] + 'px';
    div.style.top = newPos[1] + 'px';
  }

  setInterval(moveDiv, 1000); // 每隔1秒移动一次div
</script>