<!DOCTYPE html>
<html>
<head>
<title>Title of the document</title>
<style>
h1 {
font-family: sans-serif;
margin: 100px auto;
color: #228B22;
text-align: center;
font-size: 30px;
max-width: 600px;
position: relative;
}
h1:before {
content: "";
display: block;
width: 130px;
height: 5px;
background: #191970;
left: 0;
top: 50%;
position: absolute;
}
h1:after {
content: "";
display: block;
width: 130px;
height: 5px;
background: #191970;
right: 0;
top: 50%;
position: absolute;
}
</style>
</head>