1. dropdown.css: [Bug fix] Added z-index: 1 in uk-dropdown to prevent dropdown from being on top of menu.
2. text.css: Removed classes "text-orcid" and "text-argos" (moved to openaire-theme/css/openaire.css.
3. openaire.css: Removed class "graph" and added "text-graph", "text-orcid", "text-argos".
4. dataProvider.component.html & organization.component.html & project.component.html & resultLanding.component.html & newSearchPage.component.html: Use class "text-graph" instead of "graph" for graph color.
5. landing-utils.css: [Bug fix] Updated z-index of #graph_and_feedback to 980 (previous 979) to be on top of tabs in landing pages | background of #main-tabs-div was set twice.