Learn Accessibility by Building a Quiz - Step 8

Tell us what’s happening:
Describe your issue in detail here.
i used #logo_img, #id_name, #id_logo… all cann’t work out

   **#id_name{
width: max(100px, 18vw);

}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" />
   <meta name="description" content="freeCodeCamp Accessibility Quiz practice project" />
   <title>Accessibility Quiz</title>
   <link rel="stylesheet" href="styles.css" />
 </head>
 <body>
   <header>
     <img id="logo" src="https://cdn.freecodecamp.org/platform/universal/fcc_primary.svg">
     <h1>HTML/CSS Quiz</h1>
     <nav></nav>
   </header>
   <main></main>
 </body>
</html>

/* file: styles.css */
body {
	background: #f5f6f7;
	color: #1b1b32;
	font-family: Helvetica;
	margin: 0;
}

#id_name{
	width: max(100px, 18vw);
}

   **Your browser information:**

User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/103.0.0.0 Safari/537.36

Challenge: Learn Accessibility by Building a Quiz - Step 8

Link to the challenge:

The Id value is logo

To style an element using the id you need this # followed by its value;

#The_id_value{
...
}