@import "@ckeditor/ckeditor5-ui/theme/mixins/_rwd.css"; .ck.ck-math-form { display: flex; align-items: flex-start; flex-direction: row; flex-wrap: nowrap; @mixin ck-media-phone { flex-wrap: wrap; & .ck-math-view { flex-basis: 100%; & .ck-labeled-input { flex-basis: 100%; } & .ck-label { flex-basis: 100%; } } & .ck-button { flex-basis: 50%; } } } // Increase toolbar default z-index by one because math preview should be below of it .ck.ck-toolbar-container { z-index: calc(var(--ck-z-modal) + 2); }