.txtbox
        {
            border-top-left-radius: 20px;
            border-top-right-radius: 20px;
            border-bottom-left-radius: 20px;
            border-bottom-right-radius: 20px;
        } 
        .btnImageLogin {
   background: url( ) no-repeat 0 0;
   border: 0;
   height: 61px;
   width: 250px
}

   .GVFixedHeader
        {
            font-weight: bold;
            background-color: Green;
            position: relative;
            
        }
        
/* Responsive menu bar css code below  11-08-2020 */        
body {margin:0;font-family:Arial;font-size:larger;}

.topnav {
  overflow: hidden;
 /* background-color:#99ffff;*/
 background-color:#bf4040;
  font-size:medium;
 /*  ye four line add kiya gaya for responsive */
 /* position:absolute;
  left:0px;*/
 left:0px;
   position: absolute;
   right:0; 
    
    
  
}

.topnav a {
  float: left;
  display: block;
  color: #f2f2f2;
  text-align: center;
 
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
}

.active {
  /*background-color: #bf4040;*/
  background-color: #9999ff;
  color: white;
}

.topnav .icon {
  display: none;
}

.dropdown {
  float: left;
  
  overflow: hidden;
}

.dropdown .dropbtn {
  font-size: 17px;    
  border: none;
  outline: none;
  color: white;
  padding: 14px 16px;
  background-color: inherit;
  font-family: inherit;
  margin: 0;
}

.dropdown-content {
  display: none;
position: fixed;
 /* position:relative;*/
  background-color: #f9f9f9;
  min-width: 160px;
  box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
  z-index: 1; /* ye pahle se 1 hai  */
   
}

.dropdown-content a {
  float: none;
  color: black;
  padding: 12px 16px;
  text-decoration: none;
  display: block;
  text-align: left;
   
}

.topnav a:hover, .dropdown:hover .dropbtn {
  background-color: #9999ff;
  color: white;
   
}

.dropdown-content a:hover {
  background-color: #d2ff4d;
  color: black;
  
}

.dropdown:hover .dropdown-content {
  display: block;
 
}

@media screen and (max-width: 600px) {
  .topnav a:not(:first-child), .dropdown .dropbtn {
    display: none;
  }
  .topnav a.icon {
    float: right;
    display: block;
  }
}

@media screen and (max-width: 600px) {
  .topnav.responsive {position: relative;}
  .topnav.responsive .icon {
    position: absolute;
    right: 0;
    top: 0;
  }
  .topnav.responsive a {
    float: none;
    display: block;
    text-align: left;
  }
  .topnav.responsive .dropdown {float: none;}
  .topnav.responsive .dropdown-content {position: relative;}
  .topnav.responsive .dropdown .dropbtn {
    display: block;
    width: 100%;
    text-align: left;
  }
}