.navbar {
  overflow: hidden;
  background-color: none;
  position: fixed;
  top: 370px;
  left:50px;
  border-radius:0px 0px 0px 0px;
  border:0px solid black;
  z-index:10;
}

.navbar a {
  float: left;
  display: block;
  color: black;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
}

.navbar_content a {
}

.navbar_content a:hover {  

}

img.navbar_img {
  width:30px;
  padding:2px;
}

td.navbar_blank {
  background-color:none;
  padding:0;
  height:2px;
}

td.navbar_content {
  padding:1px;
  cursor:pointer;  
  border-radius: 10px 10px 10px 10px;
  border:3px solid black;
  background-color:#D9D9D9;
  width:30px;
  height:30px;
  font-size:17px;   
  font-weight: bold;
  text-align:center;
}

td.navbar_content:hover {
  background-color:green;
}

td.navbar_content_1 {
  padding:1px;
  cursor:pointer;
  border-radius: 10px 10px 10px 10px;
  border:3px solid black;
  background-color:#D9D9D9;
  width:200px;
  height:30px;
  font-size:17px;   
  font-weight: bold;
  text-align:center;
}

td.navbar_content_1:hover {
  background-color:green;
}

td.navbar_content_2 {
  padding:1px;
  cursor:pointer; 
  border-radius: 10px 10px 10px 10px;
  border:3px solid black;
  background-color:#D9D9D9;
  width:200px;
  height:30px;
  font-size:17px;   
  font-weight: bold;
  text-align:center;
}

td.navbar_content_2:hover {
  background-color:green;
}

div.navbar_subdiv {
  
  font-weight: bold;
  font-size:17px;   
  padding-top:2px;
  padding-bottom:2px;
  padding-left:3px;
  padding-right:3px;
  text-align:center;
  width:200px;
  border-width:2px;    
  border-style:solid solid solid solid;
  border-color:black;
  border-radius: 6px;
  background-color: gray;
  color: black; 
}

div.navbar_subdiv :hover{
  
  
  background-color: red;
   
}