# Theme This platform use [Bootstrap](https://getbootstrap.com/). For customize boostrap, override `./assets/styles_custom-variables.css`. ## Example The base value for the color $primary is: ``` $blue-500: #0D6EFD; $dark: $blue-500; ``` You can see this in the navbar. For the default theme, we have choice the background-color dark with the bootstrap class: `navbar-dark bg-dark` ``` ``` ![Basic $primary color](images/base-color.png) ### Customize! For add your color theme, go to `/assets/styles_custom-variables.css`. First, declaring your color with a name and value: `$salmon: #FFA07A;` Next, let's assign this value to the variable `$primary` of boostrap : `$primary: $salmon;` [The other bootstrap variable name](https://getbootstrap.com/docs/5.0/customize/color/) Then, change the default navbar class with our new color. Attention, for the example we have choice to assign our color to the `$primary` bootstrap color. For see the new color, use `navbar-primary bg-primary` ``` ``` TADA ! We have customized the color !! ![Updated color](images/updated-color.png) For more information, see the [Bootstrap customize doc](https://getbootstrap.com/docs/5.3/customize/overview/).