.butopnav {
  overflow: hidden;
  background-color: #dedede;
}

.butopnav a {
  float: left;
  display: block;
  color: #000000;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 14px;
  
}

.active {
  background-color: #0077c0;
  color: white;
}

.butopnav .icon {
  display: none;
}

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

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

.budropdown-content {
  display: none;
  position: absolute;
  background-color: #f9f9f9;
  min-width: 160px;
  box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
  z-index: 1;
}

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

.butopnav a:hover, .budropdown:hover .dropbtn {
  background-color: #0077c0;
  color: white;
}

.budropdown-content a:hover {
  background-color: #0077c0;
  color: black;
}

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

@media screen and (max-width: 600px) {
  .butopnav a:not(:first-child), .budropdown .dropbtn {
    display: none;
  }
  .butopnav a.icon {
    float: right;
    display: block;
	line-height:15px;
	margin-bottom:10px;
  }
}

@media screen and (max-width: 600px) {
  .butopnav.responsive {position: relative;}
  .butopnav.responsive .icon {
    position: absolute;
    right: 0;
    top: 0;
  }
  .butopnav.responsive a {
    float: none;
    display: block;
    text-align: left;
  }
  .butopnav.responsive .budropdown {float: none;}
  .butopnav.responsive .budropdown-content {position: relative;}
  .butopnav.responsive .budropdown .dropbtn {
    display: block;
    width: 100%;
    text-align: left;
  }
  .div-only-mobile{
  width:600px;
  height:200px;

}
.desk{
  width:400px;
  height:200px;

}
.div-only-mobile{
  width:0px;
  height:0px;

}
@media screen and (max-width : 1920px){
  .div-only-mobile{
  visibility:hidden;
  }
}
@media screen and (max-width : 906px){
 .desk{
  visibility:hidden;
  }
 .div-only-mobile{
  visibility:visible;
  }
}