Sass , the most powerful CSS preprocessor for handling the theme css efficiently. Sass is the most mature, stable, and powerful professional grade CSS extension language in the world.
Components folder in
/src/sass/components/contains Sass code that customizes the core Bootstrap components to match the
Metronic's own design system and custom components. Both Metronic and
Bootstrap components are customized in
/src/sass/components/_variables.scssfile, Metronic deeply customizes the standard
Bootstrap components by following the best practices explained in
the official documentation.
Custom variables that used to customize Bootstrap components are marked with
Custom variablecomment in
If you like to change the Bootstrap theme colors, border radiuses, font family and other variables, we suggest using
_variables.custom.scssfile so you keep your own changes separated from future updates to avoid conflicts. All variables to override in this file should be set without the
!defaultattribute to prioritize your code change.
Metronic comes with an alternative
cooltheme mode that can be checked through
Layout Builder. To use the
cooltheme feel please follow the below steps:
src/_init.scssto change the components and layouts variables imports.
Layout and comrelated SASS code is located in
/src/sass/layout/folder. This folder contains the layout's markup and SASS variables files as explained in the below table:
Variables used by layout partials. You can easily change Aside width, header height and other common properties.
Defines main layout and its dependencies.
Metronic compiles layout, components(including the Bootstrap & custom components) into the main bundle:
The custom SASS files are compiled separately into CSS folder:
All 3rd-party plugins css files are bundled into the plugins bundle CSS file and globally included in all pages.