How do I manipulate a DOM element in JQuery

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I would like to change the color of my headers using Jquery. The following is my code, I can not see where my error is. Please can anyone help me??? I just finished a tutorial in udemy, and I am trying to do some extra problems.

XML

<!DOCTYPE html>
<html>
<head>
<title>Working with Jquery</title>
<script src="//ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>

<script src="//ajax.googleapis.com/ajax/libs/jqueryui/1.10.4/jquery-ui.min.js"></script>



<style type="text/css">
.red{
    color:red;
    background-color: blue;
}

</style>

</head>
<body>
    <h1>kakjdnjkasn kashdask ajkshdask jdhsajkd hasjkd hsajdkhsajdk asd</h1>
<h1 id="flavio">This is a heading</h1>
<p id="myParagraph">kjshdkas dhaksjdh ajks hdasjkdhas jkdh</p>

<script>
//$('h1').addClass('red');

$('#flavio').css({'background-color': red});

    $("#myParagraph").css({"background-color": "black", "color": "white"});
</script>


</body>
</html>

Posted 18-Jun-14 10:57am

Alexander24

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2 solutions

Solution 1

the only thing that you need is put red between single quota (')
replace the following with yours

$('#flavio').css({'background-color': 'red'});

that's it

Posted 18-Jun-14 11:06am

Jafarinejadvazifehkhorani

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Alexander24 19-Jun-14 17:02pm

I just changed the line you suggested me, but it did not work either

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Alexander24 · Accepted Answer · 2014-06-19T11:12:00

Solution 2

The reason was because I was missing http: in my links from google libraries

Posted 19-Jun-14 11:12am

Alexander24

Comments

Jafarinejadvazifehkhorani 19-Jun-14 17:22pm

but I have the same code here , and it's working. anyways good to know that problem is resolved.