change the design of the latest version

src/component/HtmlDocument.jsx

     <div className='wsContentHtmlDocument__contentpage__textnote html-documents__contentpage__textnote'>
       {(props.mode === MODE.VIEW || props.mode === MODE.REVISION) &&
         <div>
-          <div className='html-documents__contentpage__textnote__latestversion' dangerouslySetInnerHTML={{__html: props.version}} />
+          <div className='html-documents__contentpage__textnote__latestversion'>
+            version n°
+            <div dangerouslySetInnerHTML={{__html: props.version}} />
+          </div>
           <div className='html-documents__contentpage__textnote__text' dangerouslySetInnerHTML={{__html: props.text}} />
         </div>
       }

src/css/index.styl

         btncolor()
   &__contentpage
     &__textnote
-      margin 10px
+      margin 10px 5px 10px 10px
       border-radius 10px
       padding 25px
       height 100%
       background-color off-white
       &__latestversion
+        display flex
+        justify-content flex-end
+        align-items center
         text-align right
         opacity 0.7
       &__text
       &__edition
         display none
     &__messagelist
-      // min-height 300px
+      min-height 300px
       &__item
         &__avatar
           background-color darkHtmlColor