How to give negative margin in bootstrap 4?
June 09, 2022Hi Friends 👋,
Welcome To aGuideHub! ❤️
In this tutorial, we will learn how to give negative margin in bootstrap 4.
To give negative margin, put .m-n3 class to create negative margin in bootstrap 4.
Negative margins are usually used to stretch elements to fill or overflow their containers.
Let us discuss a use case for negative margins. Take the following markdown that has three div that is centered and of width 300px.
Each of these div has a padding of 1rem and has a child div inside them.
Table of contents
- Includes bootstrap view
- Includes bootstrap library
- Define its class name
Step 1: Includes bootstrap view
To ensure proper rendering and touch zooming for all devices, add the responsive viewport meta tag to your <head>.
<meta name="viewport" content="width=device-width, initial-scale=1">Step 2: Includes bootstrap library
First of all, load the Bootstrap framework CSS into the head tag of your webpage.
<!-- Bootstrap CSS -->
<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css">
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/jquery.slim.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/umd/popper.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/js/bootstrap.bundle.min.js"></script>
</head>Step 3: Define its class name
After that, using the .mx-n4 class to create a negative margin.
<div class="container">
<div class="mx-auto p-3 border" style="width: 300px">
<div class=" p-2 bg-primary ">
Div with no margin
</div>
</div>
<div class="mx-auto p-3 border" style="width: 300px">
<div class="mx-n4 p-2 bg-danger ">
Div with negative margin overflow
</div>
</div>
<div class="mx-auto p-3 border" style="width: 300px">
<div class="m-n3 p-2 bg-warning ">
Div with negative margin stretched to fit
</div>
</div>
</div>Example.
Let’s look at the following example to understand how it basically works:
<!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://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css">
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/jquery.slim.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/umd/popper.min.js"></script>
<script src="https://cdn.jsdelivr.net/npm/[email protected]/dist/js/bootstrap.bundle.min.js"></script>
</head>
<body>
<div class="container">
<div class="mx-auto p-3 border" style="width: 300px">
<div class=" p-2 bg-primary ">
Div with no margin
</div>
</div>
<div class="mx-auto p-3 border" style="width: 300px">
<div class="mx-n4 p-2 bg-danger ">
Div with negative margin overflow
</div>
</div>
<div class="mx-auto p-3 border" style="width: 300px">
<div class="m-n3 p-2 bg-warning ">
Div with negative margin stretched to fit
</div>
</div>
</div>
</body>
</html>Check the output of the above code example.
All the best 👍