<link href="//netdna.bootstrapcdn.com/bootstrap/3.0.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//netdna.bootstrapcdn.com/bootstrap/3.0.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<!DOCTYPE html>
<html lang="en">
<head>
<title>Bootstrap Example</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css">
<link rel="stylesheet" href="css/style.css">
<script src="https://ajax.googleapis.com/ajax/libs/jquery/3.2.0/jquery.min.js"></script>
<script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
<style>
.affix {
top: 0;
width: 100%;
}
.affix + .container-fluid {
padding-top: 10px;
}
.top_bar { min-height:40px;
background: -moz-linear-gradient(left, #30bed6 0%, #38cac9 100%);
background: -webkit-linear-gradient(left, #30bed6 0%,#38cac9 100%);
background: linear-gradient(to right, #30bed6 0%,#38cac9 100%);
filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#30bed6', endColorstr='#38cac9',GradientType=1 ); }
.social { list-style-type:none; margin-bottom:0px; float:left; padding:0px; margin-left:0px;}