Creating Responsive Layouts with CSS

Responsive web design is the practice of creating web pages that can adjust to different screen sizes and devices. In this article, we'll cover how to use CSS to create responsive layouts that look great on desktops, tablets, and mobile devices.

Viewport Meta Tag

The first step to creating a responsive layout is to add a viewport meta tag to the head section of your HTML document. This tag tells the browser to set the width of the viewport to the device width and the initial scale to 1.0.

<meta name="viewport" content="width=device-width, initial-scale=1.0">

Media Queries
Media queries are used to apply different CSS styles based on the device's screen size. You can specify different style rules for different screen sizes by using media query breakpoints. The most common breakpoints are:

  • Small screens (up to 576px)
  • Medium screens (576px to 768px)
  • Large screens (768px to 992px)
  • screens (992px and above)

Here's an example of a media query that targets small screens:

@media (max-width: 576px) {
  /* CSS styles for small screens */

Flexbox Layout
Flexbox is a CSS layout module that allows you to create flexible and responsive layouts. With flexbox, you can easily create columns, rows, and grids without having to use floats or positioning.

Here's an example of how to create a responsive grid using flexbox:

.container {
  display: flex;
  flex-wrap: wrap;

.item {
  flex-basis: calc(33.33% - 20px);
  margin: 10px;

In this example, the container element has a display property of flex, which makes it a flex container. The flex-wrap property is set to wrap, which allows the items to wrap to the next row if they don't fit on one line. The item elements have a flex-basis property of 33.33%, which sets the initial width of each item to one-third of the container's width. The margin property is used to add some spacing between the items.


Creating responsive layouts with CSS is essential for creating web pages that look great on any device. By using viewport meta tags, media queries, and flexbox layout, you can create flexible and responsive layouts that adapt to different screen sizes and devices. In the next article, we'll cover best practices for organizing your HTML and CSS code.

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