--- layout: docs title: Forms description: Examples and usage guidelines for form control styles, layout options, and custom components for creating a wide variety of forms. group: forms toc: true aliases: "/docs/4.3/forms/" sections: - title: Form control description: Style textual inputs and textareas with support for multiple states. - title: Select description: Improve browser default select elements with a custom initial appearance. - title: Checks description: Use our custom radio buttons and checkboxes in forms for selecting input options. - title: File description: Replace browser default file inputs with our custom version with optional JavaScript. - title: Range description: Replace browser default range inputs with our custom version. - title: Input group description: Attach labels and buttons to your inputs for increased semantic value. - title: Layout description: Create inline, horizontal, or complex grid-based layouts with your forms. - title: Validation description: Validate your forms with custom or native validation behaviors and styles. --- ## Overview Bootstrap's form controls expand on [our Rebooted form styles]({{< docsref "/content/reboot#forms" >}}) with classes. Use these classes to opt into their customized displays for a more consistent rendering across browsers and devices. Be sure to use an appropriate `type` attribute on all inputs (e.g., `email` for email address or `number` for numerical information) to take advantage of newer input controls like email verification, number selection, and more. Here's a quick example to demonstrate Bootstrap's form styles. Keep reading for documentation on required classes, form layout, and more. {{< example >}}
We'll never share your email with anyone else.
{{< /example >}} ## Form text Block-level or inline-level form text can be created using `.form-text`. {{< callout warning >}} ##### Associating form text with form controls Form text should be explicitly associated with the form control it relates to using the `aria-describedby` attribute. This will ensure that assistive technologies—such as screen readers—will announce this form text when the user focuses or enters the control. {{< /callout >}} Form text below inputs can be styled with `.form-text`. If a block-level element will be used, a top margin is added for easy spacing from the inputs above. {{< example >}}
Your password must be 8-20 characters long, contain letters and numbers, and must not contain spaces, special characters, or emoji.
{{< /example >}} Inline text can use any typical inline HTML element (be it a ``, ``, or something else) with nothing more than the `.form-text` class. {{< example >}}
Must be 8-20 characters long.
{{< /example >}} ## Disabled forms Add the `disabled` boolean attribute on an input to prevent user interactions and make it appear lighter. {{< highlight html >}} {{< /highlight >}} Add the `disabled` attribute to a `
` to disable all the controls within. By default, browsers will treat all native form controls (``, `
{{< /example >}}