Flash cards
Review the key moves
What is the main idea behind CSS Flexbox?
Lesson checks
Practice each idea before moving on
Short Mimo-style checks built from this lesson's code, terms, and sequence.
Which statement best captures the main point of this lesson?
Complete the missing token from the example code.
.___ {Put the learning moves in the order that makes the concept easiest to apply.
CSS Flexbox (Flexible Box Layout)
CSS Flexbox is short for the CSS Flexible Box Layout module.
Flexbox is a layout model for arranging items (horizontally or vertically) within a container, in a flexible and responsive way.
Flexbox makes it easy to design a flexible and responsive layout, without using float or positioning.
Flexbox vs. Grid
CSS Flexbox is used for a one-dimensional layout, with rows OR columns.
CSS Grid is used for a two-dimensional layout, with rows AND columns.
CSS Flexbox Components
A flexbox always consists of
- A Flex Container - The parent (container) element, where the display property is set to flex or inline-flex
- One or more Flex Items - The direct children of the flex container automatically becomes flex items
A Flex Container with Three Flex Items
The element below represents a flex container (the blue area) with three flex items .
Item 3
Example
<html>
<head>
<style>
.container {
display: flex;
background-color: DodgerBlue;
}
.container div {
background-color: #f1f1f1;
margin: 10px;
padding: 20px;
font-size: 30px;
}
</style>
</head>
<body>
<div
class="container">
<div>Item 1</div>
<div>Item 2</div>
<div>Item 3</div>
</div>
</body>
</html>Live preview
You will learn more about flex containers and flex items in the next chapters.