next-ucap-messenger/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/right-side.component.scss

$right-color:#565e6b;
.right{
  height:100%;
  flex-direction: row-reverse;
  border-left:1px solid #dddddd;
  .slide-menu{
    width:70px;
    height:100%;
    display:inline-flex;
    background-color:$right-color;
  }
  .slide-box{
    display:inline-flex;
    height:100%;
  }
}