Cara buat menu posisi di tengah pas di scroll ke bawah posisi tetap diatas


Assalamu'alaikum wr wb
Kali ini saya akan share bagaimana Cara buat menu posisi di tengah pas di scroll ke bawah posisi tetap diatas pada bootstrap.
Berikut ini syntaxnya.
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<!DOCTYPE html>
<html>
<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">
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.1.1/jquery.min.js"></script>
  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/js/bootstrap.min.js"></script>
  <style>
  body {
      position: relative;
  }
  .affix {
      top:0;
      width: 100%;
      z-index: 9999 !important;
  }
  .navbar {
      margin-bottom: 0px;
  }

  .affix ~ .container-fluid {
     position: relative;
     top: 50px;
  }
  #section1 {padding-top:50px;height:500px;color: #fff; background-color: #1E88E5;}
  #section2 {padding-top:50px;height:500px;color: #fff; background-color: #673ab7;}
  #section3 {padding-top:50px;height:500px;color: #fff; background-color: #ff9800;}
  #section41 {padding-top:50px;height:500px;color: #fff; background-color: #00bcd4;}
  #section42 {padding-top:50px;height:500px;color: #fff; background-color: #009688;}
  </style>
</head>
<body data-spy="scroll" data-target=".navbar" data-offset="50">

<div class="container-fluid" style="background-color:#F44336;color:#fff;height:200px;">
  <h1>Scrollspy & Affix Example</h1>
  <h3>Fixed navbar on scroll</h3>
  <p>Scroll this page to see how the navbar behaves with data-spy="affix" and data-spy="scrollspy".</p>
  <p>The navbar is attached to the top of the page after you have scrolled a specified amount of pixels, and the links in the navbar are automatically updated based on scroll position.</p>
</div>

<nav class="navbar navbar-inverse" data-spy="affix" data-offset-top="197">
  <div class="container-fluid">
    <div class="navbar-header">
        <button type="button" class="navbar-toggle" data-toggle="collapse" data-target="#myNavbar">
          <span class="icon-bar"></span>
          <span class="icon-bar"></span>
          <span class="icon-bar"></span>                      
      </button>
      <a class="navbar-brand" href="#">WebSiteName</a>
    </div>
    <div>
      <div class="collapse navbar-collapse" id="myNavbar">
        <ul class="nav navbar-nav">
          <li><a href="#section1">Section 1</a></li>
          <li><a href="#section2">Section 2</a></li>
          <li><a href="#section3">Section 3</a></li>
          <li class="dropdown"><a class="dropdown-toggle" data-toggle="dropdown" href="#">Section 4 <span class="caret"></span></a>
            <ul class="dropdown-menu">
              <li><a href="#section41">Section 4-1</a></li>
              <li><a href="#section42">Section 4-2</a></li>
            </ul>
          </li>
        </ul>
      </div>
    </div>
  </div>
</nav>  

<div id="section1" class="container-fluid">
  <h1>Section 1</h1>
  <p>Try to scroll this section and look at the navigation bar while scrolling! Try to scroll this section and look at the navigation bar while scrolling!</p>
  <p>Try to scroll this section and look at the navigation bar while scrolling! Try to scroll this section and look at the navigation bar while scrolling!</p>
</div>
<div id="section2" class="container-fluid">
  <h1>Section 2</h1>
  <p>Try to scroll this section and look at the navigation bar while scrolling! Try to scroll this section and look at the navigation bar while scrolling!</p>
  <p>Try to scroll this section and look at the navigation bar while scrolling! Try to scroll this section and look at the navigation bar while scrolling!</p>
</div>
<div id="section3" class="container-fluid">
  <h1>Section 3</h1>
  <p>Try to scroll this section and look at the navigation bar while scrolling! Try to scroll this section and look at the navigation bar while scrolling!</p>
  <p>Try to scroll this section and look at the navigation bar while scrolling! Try to scroll this section and look at the navigation bar while scrolling!</p>
</div>
<div id="section41" class="container-fluid">
  <h1>Section 4 Submenu 1</h1>
  <p>Try to scroll this section and look at the navigation bar while scrolling! Try to scroll this section and look at the navigation bar while scrolling!</p>
  <p>Try to scroll this section and look at the navigation bar while scrolling! Try to scroll this section and look at the navigation bar while scrolling!</p>
</div>
<div id="section42" class="container-fluid">
  <h1>Section 4 Submenu 2</h1>
  <p>Try to scroll this section and look at the navigation bar while scrolling! Try to scroll this section and look at the navigation bar while scrolling!</p>
  <p>Try to scroll this section and look at the navigation bar while scrolling! Try to scroll this section and look at the navigation bar while scrolling!</p>
</div>

</body>
</html>

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Semoga bermanfaat.
Sumber : http://www.w3schools.com/
http://pangeran-it.blogspot.co.id/
Cara buat menu posisi di tengah pas di scroll ke bawah posisi tetap diatas Cara buat menu posisi di tengah pas di scroll ke bawah posisi tetap diatas Reviewed by Syawaluddin Amin, S.Kom on Januari 30, 2017 Rating: 5

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