codice:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>Documento senza titolo</title>
<style type="text/css">
.button {
   border: 2px solid #a60f0f;
   background: #3e779d;
   background: -webkit-gradient(linear, left top, left bottom, from(#65a9d7), to(#3e779d));
   background: -webkit-linear-gradient(top, #65a9d7, #3e779d);
   background: -moz-linear-gradient(top, #65a9d7, #3e779d);
   background: -ms-linear-gradient(top, #65a9d7, #3e779d);
   background: -o-linear-gradient(top, #65a9d7, #3e779d);
   background-image: -ms-linear-gradient(top, #65a9d7 0%, #3e779d 100%);
   padding: 13px 26px;
   -webkit-border-radius: 12px;
   -moz-border-radius: 12px;
   border-radius: 12px;
   -webkit-box-shadow: rgba(255,255,255,0.4) 0 0px 0, inset rgba(255,255,255,0.4) 0 1px 0;
   -moz-box-shadow: rgba(255,255,255,0.4) 0 0px 0, inset rgba(255,255,255,0.4) 0 1px 0;
   box-shadow: rgba(255,255,255,0.4) 0 0px 0, inset rgba(255,255,255,0.4) 0 1px 0;
   text-shadow: #7ea4bd 0 1px 0;
   color: #08053b;
   font-size: 24px;
   font-family: helvetica, serif;
   text-decoration: none;
   vertical-align: middle;
   }
.button:hover {
   border: 2px solid #0000eb;
   text-shadow: #7ea4bd 0 1px 0;
   background: #3e779d;
   background: -webkit-gradient(linear, left top, left bottom, from(#5c9cc4), to(#3e779d));
   background: -webkit-linear-gradient(top, #5c9cc4, #3e779d);
   background: -moz-linear-gradient(top, #5c9cc4, #3e779d);
   background: -ms-linear-gradient(top, #5c9cc4, #3e779d);
   background: -o-linear-gradient(top, #5c9cc4, #3e779d);
   background-image: -ms-linear-gradient(top, #5c9cc4 0%, #3e779d 100%);
   color: #ff0000;
   }
.button:active {
   text-shadow: #183140 0 1px 0;
   border: 2px solid #0a3c59;
   background: #65a9d7;
   background: -webkit-gradient(linear, left top, left bottom, from(#3e779d), to(#3e779d));
   background: -webkit-linear-gradient(top, #3e779d, #65a9d7);
   background: -moz-linear-gradient(top, #3e779d, #65a9d7);
   background: -ms-linear-gradient(top, #3e779d, #65a9d7);
   background: -o-linear-gradient(top, #3e779d, #65a9d7);
   background-image: -ms-linear-gradient(top, #3e779d 0%, #65a9d7 100%);
   color: #fff;
   }
</style>
</head>

<body>
<a href='#' class='button'>Ricarica Account</a>
</body>
</html>