#right-sidebar {
  background-color:pink;
  position:absolute;
  height:100%;
  /*overflow-y:auto;*/
  transition:width 1s, left 1s;
}

#content {
  transition:width 1s, left 1s;
}

.right-sidebar-collapse {
  width:5%;
  left:95%;
}

.content-expand {
  width:95%;
}

.right-sidebar-normal {
  width:20%;
  left:80%;
}

.content-normal {
  width:80%;
}