.dropdown {
   position: relative;
  display: inline-block;
   cursor: pointer;
   font-size: 25px;
 padding: 25px 2px; 
} 


.dropdown a{
 color: red;
  background-color: yellow;
   text-decoration: none;
 
 }
.dropdown-content {
  display: none;
  position: absolute;
  background-color: lightgrey;
 
 
 min-width: 160px;
  box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
  z-index: 1;
}

.dropdown-content a {
  color: red;
  padding: 12px 16px;
  text-decoration: none;
  display: block;
}


.dropdown a:hover {background-color: lightgray}
.dropdown:hover .dropdown-content { display: block;}
.dropdown-content a:hover {background-color: gray}

.dropdown:hover  {
  background-color: #3e8e41; <!---Hex for green --->
}