HTML5 : Border color gradient. Exemple : http://nekrocite.info/html5/border_color_gradient.html Code source : <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN" "http://www.w3.org/TR/html4/strict.dtd"> <html> <head> <meta content="text/html; charset=ISO-8859-1" http-equiv="content-type"> <title>b</title> <style type="text/css" media="screen"> .gradient-top-to-bottom{ width: 300px; padding: 20px; border-top: 5px solid #e2e2e4; border-bottom: 5px solid #f8f8f8; background-image: -webkit-gradient(linear, 0 0, 0 100%, from(#e2e2e4), to(#f8f8f8)); background-image: -webkit-linear-gradient(#e2e2e4, #f8f8f8); background-image: -moz-linear-gradient(#e2e2e4, #f8f8f8),