Documentation and examples for the Header powerful, responsive navigation header. Includes support for branding, links, dropdowns, and more.
Available in Other JavaScript Frameworks
CoreUI React Header Component is also available for Angular, Bootstrap, and Vue. Explore framework-specific implementations below:
Supported content
Headers come with built-in support for a handful of sub-components. Choose from the following as needed:
<CHeaderBrand>for your company, product, or project name.<CHeaderNav>for a full-height and lightweight navigation (including support for dropdowns).<CHeaderToggler>for use with our collapse plugin and other navigation toggling behaviors.- Flex and spacing utilities for any form controls and actions.
<CHeaderText>for adding vertically centered strings of text.<CCollapse className="header-collapse">for grouping and hiding header contents by a parent breakpoint.
Here’s an example of all the sub-components included in a responsive light-themed header that automatically collapses at the lg (large) breakpoint.
Basic usage
const [visible, setVisible] = useState(false)
return (
<>
<CHeader>
<CContainer fluid>
<CHeaderBrand href="#">Header</CHeaderBrand>
<CHeaderToggler onClick={() => setVisible(!visible)} />
<CCollapse className="header-collapse" visible={visible}>
<CHeaderNav>
<CNavItem>
<CNavLink href="#" active>
Home
</CNavLink>
</CNavItem>
<CNavItem>
<CNavLink href="#">Link</CNavLink>
</CNavItem>
<CDropdown variant="nav-item">
<CDropdownToggle color="secondary">Dropdown button</CDropdownToggle>
<CDropdownMenu>
<CDropdownItem href="#">Action</CDropdownItem>
<CDropdownItem href="#">Another action</CDropdownItem>
<CDropdownDivider />
<CDropdownItem href="#">Something else here</CDropdownItem>
</CDropdownMenu>
</CDropdown>
<CNavItem>
<CNavLink href="#" disabled>
Disabled
</CNavLink>
</CNavItem>
</CHeaderNav>
<CForm className="d-flex">
<CFormInput className="me-2" type="search" placeholder="Search" />
<CButton type="submit" color="success" variant="outline">
Search
</CButton>
</CForm>
</CCollapse>
</CContainer>
</CHeader>
</>
)Customizing
CSS variables
React headers use local CSS variables on .header for enhanced real-time customization. Values for the CSS variables are set via Sass, so Sass customization is still supported, too.
--cui-header-padding-x: #{$header-padding-x};
--cui-header-padding-y: #{$header-padding-y};
--cui-header-bg: #{$header-bg};
--cui-header-color: #{$header-color};
--cui-header-border-color: #{$header-border-color};
--cui-header-border: #{$header-border-width} solid var(--cui-header-border-color);
--cui-header-hover-color: #{$header-hover-color};
--cui-header-disabled-color: #{$header-disabled-color};
--cui-header-active-color: #{$header-active-color};
--cui-header-transition: #{$header-transition};
--cui-header-brand-padding-y: #{$header-brand-padding-y};
--cui-header-brand-color: #{$header-brand-color};
--cui-header-brand-hover-color: #{$header-brand-hover-color};
--cui-header-toggler-padding-x: #{$header-toggler-padding-x};
--cui-header-toggler-padding-y: #{$header-toggler-padding-y};
--cui-header-toggler-bg: #{$header-toggler-bg};
--cui-header-toggler-color: #{$header-toggler-color};
--cui-header-toggler-border-radius: #{$header-toggler-border-radius};
--cui-header-toggler-hover-color: #{$header-toggler-hover-color};
--cui-header-toggler-icon-bg: #{escape-svg($header-toggler-icon-bg)};
--cui-header-toggler-hover-icon-bg: #{escape-svg($header-toggler-hover-icon-bg)};
--cui-header-nav-link-padding-x: #{$header-nav-link-padding-x};
--cui-header-nav-link-padding-y: #{$header-nav-link-padding-y};
--cui-header-divider-border-color: #{$header-divider-border-color};
--cui-header-divider-border: #{$header-divider-border-width} solid var(--cui-header-divider-border-color); How to use CSS variables
const vars = {
'--my-css-var': 10,
'--my-another-css-var': "red"
}
return <CHeader style={vars}>...</CHeader>SASS variables
$header-padding-y: $spacer * .5 !default;
$header-padding-x: $spacer * .5 !default;
$header-brand-font-size: $font-size-lg !default;
$header-color: rgba(var(--cui-emphasis-color-rgb), .65) !default;
$header-bg: var(--cui-body-bg) !default;
$header-border-color: var(--cui-border-color) !default;
$header-border-width: var(--cui-border-width) !default;
$header-hover-color: rgba(var(--cui-emphasis-color-rgb), .8) !default;
$header-active-color: rgba(var(--cui-emphasis-color-rgb), 1) !default;
$header-disabled-color: rgba(var(--cui-emphasis-color-rgb), .3) !default;
$header-transition: box-shadow .15s ease-in-out !default;
// Compute the header-brand padding-y so the header-brand will have the same height as header-text and nav-link
$nav-link-height: $font-size-base * $line-height-base + $nav-link-padding-y * 2 !default;
$header-brand-height: $header-brand-font-size * $line-height-base !default;
$header-brand-padding-y: ($nav-link-height - $header-brand-height) * .5 !default;
$header-brand-margin-end: 1rem !default;
$header-brand-font-size: $font-size-lg !default;
$header-brand-color: $gray-900 !default;
$header-brand-hover-color: shade-color($gray-900, 10%) !default;
$header-toggler-padding-y: .25rem !default;
$header-toggler-padding-x: .75rem !default;
$header-toggler-font-size: $font-size-lg !default;
$header-toggler-color: rgba(var(--cui-emphasis-color-rgb), .65) !default;
$header-toggler-bg: transparent !default;
$header-toggler-border-radius: $btn-border-radius !default;
$header-toggler-hover-color: rgba(var(--cui-emphasis-color-rgb), 1) !default;
$header-toggler-icon-bg: url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='#{$header-color}' stroke-width='2.25' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E") !default;
$header-toggler-hover-icon-bg: url("data:image/svg+xml;charset=utf8,%3Csvg viewBox='0 0 30 30' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath stroke='#{$header-hover-color}' stroke-width='2.25' stroke-linecap='round' stroke-miterlimit='10' d='M4 7h22M4 15h22M4 23h22'/%3E%3C/svg%3E") !default;
$header-nav-link-padding-x: .5rem !default;
$header-nav-link-padding-y: .5rem !default;
$header-divider-border-width: var(--cui-border-width) !default;
$header-divider-border-color: var(--cui-border-color) !default; API
CHeader
import { CHeader } from '@coreui/react-pro' CHeaderBrand
import { CHeaderBrand } from '@coreui/react-pro' CHeaderDivider
import { CHeaderDivider } from '@coreui/react-pro' | Property | Default | Type |
|---|---|---|
| className | - | string, undefined |
A string of all className you want applied to the component. | ||
CHeaderNav
import { CHeaderNav } from '@coreui/react-pro' CHeaderText
import { CHeaderText } from '@coreui/react-pro' | Property | Default | Type |
|---|---|---|
| className | - | string, undefined |
A string of all className you want applied to the base component. | ||
CHeaderToggler
import { CHeaderToggler } from '@coreui/react-pro'