With Disable Styles & Scripts plugin you can disable CSS styles and JavaScript scripts which are causing you problems. Disable styles and scripts separately for each active plugin and for theme as well. You can even write conditional check and disable styles and scripts only for some special circumstances (for example, only for posts or only for archives).
Plugin can be found in the official WordPress.org repository (https://wordpress.org/plugins/disable-styles-scripts/). If you like the plugin and find it useful don’t forget to rate it.