fix(ui): all focus must be blue

src/app/shared/components/button/button.component.scss

...components/checkbox-filter/checkbox-filter.component.scss

src/app/shared/components/checkbox/checkbox.component.scss

...ents/collapsable-filter/collapsable-filter.component.scss

...s/collapse/collapse-header/collapse-header.component.scss

src/app/shared/components/input/input.component.scss

src/app/shared/components/nav-bar/nav-bar.component.scss

...pp/shared/components/search-bar/search-bar.component.scss

src/app/shared/components/tag-item/tag-item.component.scss

src/app/shared/components/textarea/textarea.component.scss

src/styles.scss