<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8" />
  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
  <title>CSS Positioning Exercise</title>
  <style>
    /* Write your code here */
    .red-circle {
      background-color: red;
      width: 200px;
      height: 200px;
      border-radius: 50%;
      position: absolute;
      top: 150px;
      left: 250px;
    }

    .blue-box {
      background-color: blue;
      height: 300px;
      width: 500px;
      position: