cs50_web_programming/code/bootstrap/bootstrap_visible.html at master · FasterGuy/cs50_web_programming · GitHub

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<!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">
  <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>
</head>
<body>

<div class="container-fluid">
  <h1>Hello World!</h1>
  <p>Resize the browser window to see the effect.</p>
  <div class="row">
    <div class="col-xs-9 col-md-7 hidden-sm" style="background-color:red;">.col-xs-9 .col-md-7 hidden-sm</div>
    <div class="col-xs-3 col-md-5 hidden-sm" style="background-color:lavender;">.col-xs-3 .col-md-5 hidden-sm</div>
  </div>
<!--https://v4-alpha.getbootstrap.com/layout/responsive-utilities/-->


    <div class="navbar navbar-inverse">
    <div class="container">
        <div class="navbar-brand">Brand</div>
            <p class="navbar-text hidden-xs">I want this text to disappear when screen is small</p>
            <button class="navbar-toggle" data-toggle="collapse" data-target=".navHeaderCollapse">
                <span class="icon-bar"></span> <span class="icon-bar"></span> <span class="icon-bar"></span>
            </button>
        <div class="collapse navbar-collapse navHeaderCollapse">
            <u1 class="nav navbar-nav">
                <li class="active"><a href="#">Index</a></li>
                <li><a href="link1.htm">Link 1</a></li>
            </u1>
        </div>
    </div>
    </div>
</body>
</html>