Learn CSS Colors by Building a Set of Colored Markers - Step 54

Tell us what’s happening:
Describe your issue in detail here.
background: linear-gradient(90deg, rgb(255, 0, 0) 75%, rgb(0, 255, 0), rgb(0, 0, 255))
The above is my code as the wrong answer even tells me to do. I’ve even copied and pasted the hint in its place, and it still says I’m wrong. Help me, please.
Your code so far

<!-- file: index.html -->
<!DOCTYPE html>
<html lang="en">
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Colored Markers</title>
    <link rel="stylesheet" href="styles.css">
    <h1>CSS Color Markers</h1>
    <div class="container">
      <div class="marker red">
      <div class="marker green">
      <div class="marker blue">
/* file: styles.css */
h1 {
  text-align: center;

.container {
  background-color: rgb(255, 255, 255);
  padding: 10px 0;

.marker {
  width: 200px;
  height: 25px;
  margin: 10px auto;

/* User Editable Region */

.red {
  background: linear-gradient(90deg, rgb(255, 0, 0), 75%, rgb(0, 255, 0), rgb(0, 0, 255));

/* User Editable Region */

.green {
  background-color: #007F00;

.blue {
  background-color: hsl(240, 100%, 50%);

Your browser information:

User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/ Safari/537.36 Edg/113.0.1774.42

Challenge: Learn CSS Colors by Building a Set of Colored Markers - Step 54

Link to the challenge:

Delete the comma after the first color (between its value and the percentage).

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