---
category: Layout
created: '2019-11-17'
description: Create same height columns with CSS flexbox
keywords: css flexbox, css layout, css same height columns
thumbnail: /assets/css-layout/thumbnails/same-height-columns.png
title: Same height columns
---
## HTML
```html index.html
```
## CSS
```css styles.css
.same-height-columns {
display: flex;
}
.same-height-columns__column {
flex: 1;
/* Space between columns */
margin: 0 8px;
/* Layout each column */
display: flex;
flex-direction: column;
}
.same-height-columns__content {
/* Take available height */
flex: 1;
}
```
```css placeholders.css hidden
.lines {
padding: 0.25rem 0;
width: 100%;
align-items: center;
display: flex;
justify-content: center;
flex-direction: column;
}
.line {
background: #d1d5db;
height: 1px;
margin-bottom: 0.25rem;
}
.line.line--20 {
width: 20%;
}
.line.line--40 {
width: 40%;
}
.line.line--60 {
width: 60%;
}
.line.line--80 {
width: 80%;
}
.line.line--100 {
width: 100%;
}
```
```css styles.css hidden
body {
height: 24rem;
}
.same-height-columns {
display: flex;
/* Demo */
width: 100%;
height: 100%;
}
.same-height-columns__column {
flex: 1;
/* Space between columns */
margin: 0 0.25rem;
/* Layout each column */
display: flex;
flex-direction: column;
/* Demo */
border: 1px solid #d1d5db;
border-radius: 0.25rem;
padding: 0.25rem;
}
.same-height-columns__content {
/* Take available height */
flex: 1;
}
```
```html index.html hidden
```