Date: 2011-01-22 10:45 pm (UTC)
From: [identity profile] chispas.livejournal.com
Go to the Custom CSS (http://www.livejournal.com/customize/options.bml?group=customcss) of your layout and put in:

.headerimage {
background: url("http://i.imgur.com/4xnQY.png") no-repeat;
border: 0;
height: 450px;
margin: 10px auto;
width: 800px;
}

Should work~ :3
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