Be careful with using @extend, you create dependencies which in your Sass/SCSS are not visible at what you are extending. This means that when you change properties in the source class you might not be aware that you are changing properties of other classes as well.
Be careful with using @extend, you create dependencies which in your Sass/SCSS are not visible at what you are extending. This means that when you change properties in the source class you might not be aware that you are changing properties of other classes as well.