#mySidenav a {
   position: fixed;
   left: -105px;
   transition: 0.4s;
   padding: 10px;
   width: 100px;
   text-decoration: none;
   font-size: 14px;
   border-radius: 0 8px 8px 0;
   text-align: center;
}

#mySidenav a:hover {
   left: 0;
}