.hover {
  position: relative;
}

.viewonlineuser, .notifications {
  position: absolute;
  visibility: hidden;
  left: 0;
  border: 2px solid #666666;
  padding: 5px;
  background: #000000;
  z-index: 100;
  box-shadow: rgba(0,0,0,1) 0 3px 8px 0;
  transition: opacity 1s, visibility 1s;
  -webkit-transition: opacity 1s, visibility 1s;
  opacity: 0;
  border-radius: 25px 7px 25px 7px;
}
.viewonlineuser {
  margin-left: -570px;
  width: 600px;  
}
.notifications {
  margin-left: -670px;
  width: 700px;
}
.hover:hover .notifications, .hover:hover .viewonlineuser {  
  transition: opacity 1s, visibility 1s;
  -webkit-transition: opacity 1s, visibility 1s;
  opacity: 1;
  visibility: visible;
}

.viewmenu {
  transition: left 5s;
  -webkit-transition: left 5s;
  position: absolute;
  left: -1000px;
  z-index: 100;
}
@media (min-width: 1201px) {
  .viewmenu {
    left: 0px;
  }
}
.hover:hover .viewmenu {  
  transition: left .1s;
  -webkit-transition: left .1s;
  left: 0px;
}