---
category: Input
created: '2019-12-01'
description: Create a custom checkbox button with CSS flexbox
keywords: css checkbox, css flexbox
thumbnail: /assets/css-layout/thumbnails/custom-checkbox-button.png
title: Custom checkbox button
---

## HTML

```html
<label class="custom-checkbox-button">
    <!-- The real checkbox -->
    <input type="checkbox" class="custom-checkbox-button__input" />

    <!-- The fake square -->
    <div class="custom-checkbox-button__square">
        <!-- The inner square -->
        <div class="custom-checkbox-button__checkbox custom-checkbox-button__checkbox--selected"></div>
    </div>

    <!-- The text -->
    ...
</label>
```

## CSS

```css
.custom-checkbox-button {
    /* Center the content horizontally */
    align-items: center;
    display: inline-flex;

    /* Cursor */
    cursor: pointer;
}

.custom-checkbox-button__input {
    /* Hide it */
    display: none;
}

.custom-checkbox-button__square {
    border: 1px solid #d1d5db;
    border-radius: 0.25rem;

    /* Spacing */
    margin-right: 0.5rem;
    padding: 0.25rem;
}

.custom-checkbox-button__checkbox {
    background-color: transparent;
    border-radius: 0.25rem;
    height: 1rem;
    width: 1rem;
}

.custom-checkbox-button__checkbox--selected {
    /* For selected checkbox */
    background-color: #3b82f6;
}
```

<Playground>
```css placeholders.css hidden
.rectangle {
    background: #d1d5db;
    border-radius: 0.25rem;
    height: var(--rectangle-height);
    width: var(--rectangle-width);
}
.rectangle--hor.rectangle--20 {
    --rectangle-width: 20%;
}
.rectangle--hor.rectangle--40 {
    --rectangle-width: 40%;
}
.rectangle--hor.rectangle--60 {
    --rectangle-width: 60%;
}
.rectangle--hor.rectangle--80 {
    --rectangle-width: 80%;
}
.rectangle--hor.rectangle--100 {
    --rectangle-width: 100%;
}
.rectangle--hor.rectangle--sm {
    --rectangle-height: 0.5rem;
}
.rectangle--hor.rectangle--md {
    --rectangle-height: 2rem;
}
.rectangle--hor.rectangle--lg {
    --rectangle-height: 4rem;
}
.rectangle--ver.rectangle--20 {
    --rectangle-height: 20%;
}
.rectangle--ver.rectangle--40 {
    --rectangle-height: 40%;
}
.rectangle--ver.rectangle--60 {
    --rectangle-height: 60%;
}
.rectangle--ver.rectangle--80 {
    --rectangle-height: 80%;
}
.rectangle--ver.rectangle--100 {
    --rectangle-height: 100%;
}
.rectangle--ver.rectangle--sm {
    --rectangle-width: 0.5rem;
}
.rectangle--ver.rectangle--md {
    --rectangle-width: 2rem;
}
.rectangle--ver.rectangle--lg {
    --rectangle-width: 4rem;
}
```

```css styles.css hidden
body {
    align-items: center;
    display: flex;
    justify-content: center;
}
.custom-checkbox-button {
    /* Center the content horizontally */
    align-items: center;
    display: flex;

    /* Cursor */
    cursor: pointer;

    /* Demo */
    margin: 0.25rem 0;
    width: 16rem;
}

.custom-checkbox-button__input {
    /* Hide it */
    display: none;
}

.custom-checkbox-button__square {
    border: 1px solid #d1d5db;
    border-radius: 0.25rem;

    /* Spacing */
    margin-right: 0.5rem;
    padding: 0.25rem;
}

.custom-checkbox-button__checkbox {
    background-color: transparent;
    border-radius: 0.25rem;
    height: 1rem;
    width: 1rem;
}

.custom-checkbox-button__checkbox--selected {
    /* For selected checkbox */
    background-color: #3b82f6;
}
```

```html index.html hidden
<label class="custom-checkbox-button">
    <input type="checkbox" class="custom-checkbox-button__input" />
    <div class="custom-checkbox-button__square">
        <div class="custom-checkbox-button__checkbox custom-checkbox-button__checkbox--selected"></div>
    </div>
    <div class="rectangle rectangle--hor rectangle--sm rectangle--60"></div>
</label>

<label class="custom-checkbox-button">
    <input type="checkbox" class="custom-checkbox-button__input" />
    <div class="custom-checkbox-button__square">
        <div class="custom-checkbox-button__checkbox custom-checkbox-button__checkbox--selected"></div>
    </div>
    <div class="rectangle rectangle--hor rectangle--sm rectangle--80"></div>
</label>

<label class="custom-checkbox-button">
    <input type="checkbox" class="custom-checkbox-button__input" />
    <div class="custom-checkbox-button__square">
        <div class="custom-checkbox-button__checkbox custom-checkbox-button__checkbox--selected"></div>
    </div>
    <div class="rectangle rectangle--hor rectangle--sm rectangle--40"></div>
</label>
```
</Playground>

## See also

-   [Box selector](https://phuoc.ng/collection/css-layout/box-selector)
-   [Custom radio button](https://phuoc.ng/collection/css-layout/custom-radio-button)