diff -r 384f4539b76a -r 5c3af4f10e92 client/src/components/NoteInput.js
--- a/client/src/components/NoteInput.js	Wed Sep 05 13:48:10 2018 +0200
+++ b/client/src/components/NoteInput.js	Tue Sep 25 02:02:13 2018 +0200
@@ -14,7 +14,7 @@
 
   onEditorChange = (e) => {
     this.setState({
-      buttonDisabled: e.state.document.length === 0,
+      buttonDisabled: e.value.document === 0,
       startedAt: e.startedAt,
       finishedAt: e.finishedAt
     });
@@ -26,7 +26,7 @@
     const raw = this.refs.editor.asRaw();
     const html = this.refs.editor.asHtml();
     const categories = this.refs.editor.asCategories();
-    const marginComment = this.marginComment.value;
+    // const marginComment = this.marginComment.value;
 
     this.props.addNote(this.props.session, {
       plain: plain,
@@ -35,7 +35,7 @@
       startedAt: this.state.startedAt,
       finishedAt: now(),
       categories: categories,
-      marginComment: marginComment,
+      // marginComment: marginComment,
     });
 
     this.refs.editor.clear();
@@ -54,8 +54,8 @@
   render() {
     return (
       <form>
-        <div className="editor">
-          <div className="editor-left">
+        <div className="editor p-3 mb-3">
+          <div className="editor-left w-100 border-0 pl-3 pb-3 sticky-bottom">
             <SlateEditor ref="editor"
               onChange={this.onEditorChange}
               onEnterKeyDown={this.onAddNoteClick}
@@ -64,15 +64,16 @@
               isChecked={this.props.autoSubmit}
               isButtonDisabled={this.state.buttonDisabled}
               annotationCategories={ this.props.annotationCategories } />
+
           </div>
-          <div className="editor-right">
-            <input type="textarea" className="form-control"
+          {/* <div className="editor-right w-25 pl-2 border-0 sticky-bottom">
+            <input type="textarea" className="form-control h-100"
               name="margin"
-              placeholder="Enter a margin comment for your note"
+              placeholder="Espace de commentaire pour votre note"
               // inputRef={ ref => { this.marginComment = ref; } }
               ref={(marginComment) => { this.marginComment = marginComment; }}
             />
-          </div>
+          </div> */}
         </div>
       </form>
     );