#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%;
}