ositionerFixed{position:fixed}
.uiContextualLayerParent{position:relative}.uiMentionsInput{overflow:hidden;position:relative}
.uiMentionsInput .mentionsTextarea, .uiMentionsInput .mentionsTypeahead{background:transparent;zoom:1}
.uiMentionsInput .mentionsTextarea{line-height:1.28}
.uiMentionsInput .highlighter{left:0;overflow:hidden;position:absolute;padding:4px;top:0}
.uiMentionsInput .highlighter div{color:transparent;line-height:1.28;white-space:pre-wrap;width:100%;word-wrap:break-word}
.uiMentionsInput 