.sidebar__menu.sidebar--primary li a > span{
  transition: ease 0.5s;
}
.sidebar__menu.sidebar--primary li #btn01 span:hover,
.sidebar__submenu.sidebar--primary li #btn01 span:hover {
  background-color: #e36363;
}
.sidebar__menu.sidebar--primary li #btn02 span:hover,
.sidebar__submenu.sidebar--primary li #btn02 span:hover {
  background-color: #64cdf4;
}
.sidebar__menu.sidebar--primary li #btn03 span:hover,
.sidebar__submenu.sidebar--primary li #btn03 span:hover {
  background-color: #b375b5;
}
.sidebar__menu.sidebar--primary li #btn04 span:hover,
.sidebar__submenu.sidebar--primary li #btn04 span:hover {
  background-color: #e8c534;
}
.sidebar__menu.sidebar--primary li #btn05 span:hover,
.sidebar__submenu.sidebar--primary li #btn05 span:hover {
  background-color: #88c369;
}

.sidebar__menu.sidebar--primary li #btn06 span:hover,
.sidebar__submenu.sidebar--primary li #btn06 span:hover {
  background-color: #001e5f;
}