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<!DOCTYPE html>
<html lang="en-us">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0 shrink-to-fit=no" />
<meta http-equiv="X-UA-Compatible" content="ie=edge" />
<meta name="description" content="Bootstrap demo site">
<meta name="author" content="Anna Greaves">
<link rel="shortcut icon" href="favicon.ico" type="image/x-icon" />
<link rel="icon" href="favicon.ico" type="image/x-icon" />
<link rel="stylesheet" href="https://cdnjs.cloudflare.com/ajax/libs/twitter-bootstrap/4.2.1/css/bootstrap.min.css" />
<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.7.1/css/all.css">
<link rel="stylesheet" href="assets/css/prism.css">
<link rel="stylesheet" href="assets/css/main.css" type="text/css" />
<title>Bootstrap grid demo | Responsive</title>
</head>
<body>
<!-- Navigation -->
<nav class="navbar navbar-expand-md navbar-light fixed-top bg-white">
<a class="navbar-brand mr-1" href="index.html">
<img src="assets/images/logo.gif" height="40" alt="AG logo" title="AG logo">
</a>
<button class="navbar-toggler" type="button" data-toggle="collapse" data-target="#navbarCollapse" aria-controls="navbarCollapse" aria-expanded="false" aria-label="Toggle navigation">
<span class="navbar-toggler-icon"></span>
</button>
<div class="collapse navbar-collapse" id="navbarCollapse">
<ul class="navbar-nav ml-auto text-uppercase">
<li class="nav-item">
<a class="nav-link" href="index.html">Essentials</a>
</li>
<li class="nav-item">
<a class="nav-link" href="containers-rows.html">Containers & Rows</a>
</li>
<li class="nav-item">
<a class="nav-link" href="columns.html">Columns</a>
</li>
<li class="nav-item">
<a class="nav-link active" href="responsive.html">Responsive</a>
</li>
<li class="nav-item">
<a class="nav-link" href="spacing.html">Spacing</a>
</li>
</ul>
</div>
</nav>
<main>
<div class="wrapper bg-secondary text-white">
<div class="container-fluid p-0">
<div class="row justify-content-center">
<div class="col-12 col-md-10 text-left">
<header>
<h1 class="text-center mt-4">The responsive grid</h1>
</header>
<ul>
<li>The real magic of the bootstrap grid is that it is responsive to screen sizes.</li>
<li>While two columns next to each other might look great on a desktop, the same layout would not look good on a narrow mobile screen.</li>
<li>We can use bootstrap's built-in media queries to tell it what size our columns should be on different devices.</li>
<li>We do this by adding one of the following to our column classes.</li>
<ul>
<li><span class="mono">sm</span> for small devices (landscape phones, 576px and up)</li>
<li><span class="mono">md</span> for medium devices (tablets, 768px and up)</li>
<li><span class="mono">lg</span> for large devices (desktops, 992px and up)</li>
<li><span class="mono">xl</span> for extra large devices (large desktops, 1200px and up)</li>
</ul>
</ul>
</div>
</div>
</div>
</div>
<div class="wrapper m-0">
<div class="container-fluid p-0">
<div class="row no-gutters justify-content-center text-left">
<div class="col-12">
<h2 class="text-center">Adding responsive column classes</h2>
<ul>
<li>In the code below I have added 2 column classes to each of my divs.</li>
<li>The first class <span class="mono">col-12</span> on its own would apply 100% width to the column on all screens.</li>
<li>The second class <span class="mono">col-md-6</span> applies a media query to the column for screen sizes medium size and larger.</li>
<li class="bold">Note that all bootstrap media query classes work to the mobile first model.</li>
<li>This means any size you use will be applied to that size and all sizes above it, unless you add another media query class for larger screens after it.</li>
<li>So when we apply both classes <span class="mono">col-12 col-md-6</span> on two columns in the same row, this results in each column appearing as full width on mobile screens (one on top of the other), and half width on medium
screens and larger (next to each other)</li>
</ul>
</div>
<div class="col-sm-12 col-md-8 col-lg-6">
<!-- Example code block to show responsive columns -->
<pre>
<code class="language-markup">
<script type="prism-html-markup">
<div class="container-fluid">
<div class="row">
<div class="col-12 col-md-6"></div>
<div class="col-12 col-md-6"></div>
</div>
</div>
</script>
</code>
</pre>
</div>
</div>
<div class="row mt-2">
<div class="col-12">
<p class="text-center">Change the width of your browser window to see how the columns width responds</p>
</div>
</div>
<div class="row">
<div class="col-12 col-md-6 basics-column text-center">
<p class="d-none d-md-block">
<span class="faded mono">col-12</span> <span class="bold mono">col-md-6</span>
</p>
<p class="d-block d-md-none">
<span class="bold mono">col-12</span> <span class="faded mono">col-md-6</span>
</p>
</div>
<div class="col-12 col-md-6 basics-column text-center">
<p class="d-none d-md-block">
<span class="faded mono">col-12</span> <span class="bold mono">col-md-6</span>
</p>
<p class="d-block d-md-none">
<span class="bold mono">col-12</span> <span class="faded mono">col-md-6</span>
</p>
</div>
</div>
</div>
</div>
<div class="wrapper m-0">
<div class="container-fluid">
<div class="row pb-2 text-left">
<div class="col-12 text-center">
<h2>Other responsive columns in action</h2>
<p>Change the width of your browser screen to see how the columns width responds</p>
</div>
<div class="col-12 basics-column text-center">
<div class="row justify-content-center">
<div class="col-12">
<p class="mb-1 pb-0"> Active breakpoints: </p>
</div>
<div class="col-12">
<div class="d-block d-sm-none">
<p class="bold pb-0">Default</p>
</div>
<div class="d-none d-sm-block">
<p class="faded pb-0">Default</p>
</div>
</div>
<div class="col-3 d-none d-sm-block">
<div class="d-none d-sm-block d-md-none">
<span class="bold mono">sm</span>
</div>
<div class="d-none d-md-block">
<span class="faded mono">sm</span>
</div>
</div>
<div class="col-3 d-none d-md-block">
<div class="d-none d-md-block d-lg-none">
<span class="bold mono">md</span>
</div>
<div class="d-none d-lg-block">
<span class="faded mono">md</span>
</div>
</div>
<div class="col-3 d-none d-lg-block">
<div class="d-none d-lg-block d-xl-none">
<span class="bold mono">lg</span>
</div>
<div class="d-none d-xl-block">
<span class="faded mono">lg</span>
</div>
</div>
<div class="col-3 d-none d-xl-block">
<div class="d-none d-xl-block">
<span class="bold mono">xl</span>
</div>
</div>
</div>
</div>
</div>
<div class="row pb-2">
<div class="col-6 col-sm-8 resp-col">
<p class="d-block d-sm-none">
<span class="bold mono">col-6</span> <span class="faded mono">col-sm-8</span>
</p>
<p class="d-none d-sm-block">
<span class="faded mono">col-6</span> <span class="bold mono">col-sm-8</span>
</p>
</div>
<div class="col-6 col-sm-4 resp-col">
<p class="d-block d-sm-none">
<span class="bold mono">col-6</span> <span class="faded mono">col-sm-4</span>
</p>
<p class="d-none d-sm-block">
<span class="faded mono">col-6</span> <span class="bold mono">col-sm-4</span>
</p>
</div>
</div>
<div class="row pb-2">
<div class="col-12 col-md-5 resp-col">
<p class="d-block d-md-none">
<span class="bold mono">col-12</span> <span class="faded mono">col-md-5</span>
</p>
<p class="d-none d-md-block">
<span class="faded mono">col-12</span> <span class="bold mono">col-md-5</span>
</p>
</div>
<div class="col-12 col-md-7 resp-col">
<p class="d-block d-md-none">
<span class="bold mono">col-12</span> <span class="faded mono">col-md-7</span>
</p>
<p class="d-none d-md-block">
<span class="faded mono">col-12</span> <span class="bold mono">col-md-7</span>
</p>
</div>
</div>
<div class="row pb-2">
<div class="col-12 col-lg-4 resp-col text-center">
<p class="d-block d-lg-none">
<span class="bold mono">col-12</span> <span class="faded mono">col-lg-4</span>
</p>
<p class="d-none d-lg-block">
<span class="faded mono">col-12</span> <span class="bold mono">col-lg-4</span>
</p>
</div>
<div class="col-12 col-lg-4 resp-col text-center">
<p class="d-block d-lg-none">
<span class="bold mono">col-12</span> <span class="faded mono">col-lg-4</span>
</p>
<p class="d-none d-lg-block">
<span class="faded mono">col-12</span> <span class="bold mono">col-lg-4</span>
</p>
</div>
<div class="col-12 col-lg-4 resp-col text-center">
<p class="d-block d-lg-none">
<span class="bold mono">col-12</span> <span class="faded mono">col-lg-4</span>
</p>
<p class="d-none d-lg-block">
<span class="faded mono">col-12</span> <span class="bold mono">col-lg-4</span>
</p>
</div>
</div>
<div class="row">
<div class="col-6 col-xl-3 resp-col text-center">
<p class="d-block d-xl-none">
<span class="bold mono">col-6</span> <span class="faded mono">col-xl-3</span>
</p>
<p class="d-none d-xl-block">
<span class="faded mono">col-6</span> <span class="bold mono">col-xl-3</span>
</p>
</div>
<div class="col-6 col-xl-3 resp-col text-center">
<p class="d-block d-xl-none">
<span class="bold mono">col-6</span> <span class="faded mono">col-xl-3</span>
</p>
<p class="d-none d-xl-block">
<span class="faded mono">col-6</span> <span class="bold mono">col-xl-3</span>
</p>
</div>
<div class="col-6 col-xl-3 resp-col text-center">
<p class="d-block d-xl-none">
<span class="bold mono">col-6</span> <span class="faded mono">col-xl-3</span>
</p>
<p class="d-none d-xl-block">
<span class="faded mono">col-6</span> <span class="bold mono">col-xl-3</span>
</p>
</div>
<div class="col-6 col-xl-3 resp-col text-center">
<p class="d-block d-xl-none">
<span class="bold mono">col-6</span> <span class="faded mono">col-xl-3</span>
</p>
<p class="d-none d-xl-block">
<span class="faded mono">col-6</span> <span class="bold mono">col-xl-3</span>
</p>
</div>
</div>
</div>
</div>
<div class="container-fluid pt-2">
<div class="row">
<div class="col-12">
<h2 class="text-center">Applying more column classes</h2>
<ul class="text-left">
<li>You can apply more than 2 column classes to the same element.</li>
<li>The ones for the screen size larger will always override the ones below.</li>
<li>Remember to think mobile first: The smallest size will apply to all above it, unless overridden with a new class for a larger screen.</li>
</ul>
</div>
</div>
<div class="row">
<div class="col-12 col-md-4 col-lg-5 resp-col">
<p class="d-block d-md-none">
<span class="bold mono">col-12</span> <span class="faded mono">col-md-4</span> <span class="faded mono">col-lg-5</span>
</p>
<p class="d-none d-md-block d-lg-none">
<span class="faded mono">col-12</span> <span class="bold mono">col-md-4</span> <span class="faded mono">col-lg-5</span>
</p>
<p class="d-none d-lg-block">
<span class="faded mono">col-12</span> <span class="faded mono">col-md-4</span> <span class="bold mono">col-lg-5</span>
</p>
</div>
<div class="col-12 col-md-4 col-lg-5 resp-col">
<p class="d-block d-md-none">
<span class="bold mono">col-12</span> <span class="faded mono">col-md-4</span> <span class="faded mono">col-lg-5</span>
</p>
<p class="d-none d-md-block d-lg-none">
<span class="faded mono">col-12</span> <span class="bold mono">col-md-4</span> <span class="faded mono">col-lg-5</span>
</p>
<p class="d-none d-lg-block">
<span class="faded mono">col-12</span> <span class="faded mono">col-md-4</span> <span class="bold mono">col-lg-5</span>
</p>
</div>
<div class="col-12 col-md-4 col-lg-5 resp-col">
<p class="d-block d-md-none">
<span class="bold mono">col-12</span> <span class="faded mono">col-md-4</span> <span class="faded mono">col-lg-5</span>
</p>
<p class="d-none d-md-block d-lg-none">
<span class="faded mono">col-12</span> <span class="bold mono">col-md-4</span> <span class="faded mono">col-lg-5</span>
</p>
<p class="d-none d-lg-block">
<span class="faded mono">col-12</span> <span class="faded mono">col-md-4</span> <span class="bold mono">col-lg-5</span>
</p>
</div>
</div>
</div>
</main>
<footer class="bg-secondary mt-5 p-3">
<div class="container-fluid">
<div class="row">
<div class="col-12 text-white">
<h3>Developed by Anna Greaves 2019</h3>
<a href="https://github.com/AJGreaves" target="_blank" aria-label="Find me on GitHub" rel="noopener">
<i class="fab fa-github-alt"></i>
</a>
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