correction of the display of the comment part of the timeline

src/component/Timeline/Timeline.styl

         font-size 17px
         margin auto 0
   &__texteditor
-    flex 0 1 auto
-    border-top 1px solid grey
-    padding 45px 10px
+    flex 1 0 auto
+    margin 20px
     &__textinput
       width 70%
       & > textarea
   .timeline
     &__texteditor
       padding 10px
-      height 1500px
       &__textinput
         width 100%
       &__wrapper