size property of the sbb-navigation-button and sbb-navigation-link has been removed.sbb-lean CSS class has been removed. Use the lean-theme.css instead of the standard-theme.css to have the lean styles applied. For off-brand and safety variants there are respective variants too.SbbTitleLevel was renamed to SbbHeadingLevel and moved to core module.core/overlay mixinssize property of buttons and links (#4908) (13d1a74)<sbb-screen-reader-only> component has been removed. Use the CSS class sbb-screen-reader-only as a replacement.--sbb-title-text-color-normal and --sbb-title-text-color-normal-override have been renamed to --sbb-title-color.type of sbb-train-wagon has been renamed towagon-typesbb-train-formation was changed from 0 to var(--sbb-spacing-fixed-1x)--sbb-train-formation-padding-inline was renamed to --sbb-train-formation-scroll-paddingsize property of the sbb-journey-header has been removed. Use the visualLevel property to set the font-size by using the following mapping from size to visualLevel: s -> 6, m -> 5, l > 4.:state() inside CSS.supports() (#4852) (bf9bb25), closes #4686sbb-dialog is not full size in 'zero' breakpoint anymore, but it opens from the bottom like the menu, adapting its height to the slotted content. From 'small' breakpoint, the width adapts to the content too.l to m in standard theme. The sbb-action-group doesn't have a default buttonSize and linkSize applied anymore but delegates the default size choice to slotted button and links.sbb-tab, sbb-menu, sbb-dialog, sbb-popover, sbb-tooltip, sbb-stepper, sbb-datepicker, sbb-overlay, sbb-navigation, sbb-navigation-section.setAriaOverlayTriggerAttributes and removeAriaOverlayTriggerAttributes methods.sbb-color-6 (#4839) (d9a2689), closes #4828xxxs and css refactoring (#4650) (a809369), closes #4800l to m (#4825) (963894a)size property has been removed from sbb-link,sbb-link-button and sbb-link-static, since it has effects only on block-links.define(). Additionally, SbbElement is now enforced as the base class for all elements and the mixins SbbElementInternalsMixin and SbbHydrationMixin have been inlined into SbbElement and therefore removed.<sbb-hint> and <sbb-form-field-text-counter> components (#4579) (b5cd5dc), closes #4512--sbb-page-spacing-padding entry (#4536) (a935eaf)fixedHeight property to enable full height tabs (#4457) (0446da4)undefined entry in select (#4453) (0a4a026), closes #4444user-select: none (#4361) (4445e7e), closes #4355