Design a Blog Post Card - Design a Blog Post Card

Tell us what’s happening:

I can’t pass number 17 question, what is wrong with my code

Your code so far

<!-- file: index.html -->
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Blog Post Card</title>
    <link rel="stylesheet" href="styles.css"
</head>
<body>
  <div class="blog-post-card">
      <img class="post-img" src="https://cdn.freecodecamp.org/curriculum/labs/cover-photo.jpg" alt="coding">
      <div class="post-content">
          <h2 class="post-title">How to learn python</h2>
          <p class="post-excerpt">python is the most used computer language in the tech world therefore it is important to learn paytho. Python used in many field suach as AI/Machine learn, web-development, softwasre engiener and computer science </p>
          <a class="read-more" href="freecodecamp.org">Read More</a>
        </div>
      </div>
</body>
</html>
/* file: styles.css */
.blog-post-card {
  background-color: #fff;
  border-radius: 5%;
  width: 300px;
  box-shadow: 0 4px 8px rgba(0, 6, 5, 0.5);
  text-align: center;
}
.post-img {
  border-color: black;
  border-bottom: 7px solid black;
  width: 100%;
  border-radius: 5%;
  height: 10rem;

}
.post-excerpt:first-letter {
 text-transform: capitalize;
}
.post-content {
  display: flex;
  flex-direction: column;
  padding: 8px; 
}
.read-more:hover {
  background-color: gray;
}
.read-more {
  width: 50%;
  margin: 2rem;
  text-decoration: none;
 color: white;  
 background-color: black;
 border-radius: 30%;
 padding: 5px;
 text-align: center;
 display: inline-block; 
}
.post-title , .post-excerpt {
  margin: 30px;
  color: #0038a1;

}

Your browser information:

User Agent is: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.5 Safari/605.1.15

Challenge Information:

Design a Blog Post Card - Design a Blog Post Card
https://www.freecodecamp.org/learn/full-stack-developer/lab-blog-post-card/lab-blog-post-card

This test is failing because the display of the .read-more parent element is flex.

Thank you for helping:)