.drop_box {
  border-radius: 10px;
  /*z-index: 9999;*/
 position : absolute;
  width: 5%;
  margin: auto;
  height: 30px;
  right: 10px;
  top: 13px;
  border: 2px solid rgb(232, 232, 232);
  background-color: rgba(255, 255, 255, 0.946);
  /*display: none;*/
  padding: 2px;
  transition: background-color 0.5s ease;

}

.drop_box_val {
    padding: 1px;
    border : 1px solid;
    display: none;
}

.drop_box:hover .drop_box_val{
    display : block;
    position : relative;
    z-index: 999;
    background-color: rgba(255, 255, 255, 0.946);
    border-radius: 5px;
    border-color :rgba(255, 255, 255, 0.946) rgb(232, 232, 232) rgba(255, 255, 255, 0.946)  rgb(232, 232, 232);
}
.drop_box .drop_box_val:first-child{
    border-top-color : rgb(232, 232, 232);
}
.drop_box .drop_box_val:last-of-type{
    border-bottom-color : rgb(232, 232, 232);

}

.drop_box_val:hover {
  border-radius: 5px;
  font-weight: 600;
  color: #0099ff;
  background-color: rgb(239, 239, 239);
  transition: background-color 0.5s ease;
}

#drop_main:hover {
  color: #0099ff;
  background-color: rgb(250, 250, 250);
  border: 0;
  border-radius: 5px;
  cursor: pointer;
  transition: background-color 0.5s ease;
}

.drop_box:hover {
  cursor: pointer;
  display: block;
}

.drop_main {
  padding: 3px;
   /*border-bottom: 2px solid #007bff;*/
}

.mapSource{
    position: absolute;
    font-size : 10pt;
    margin-bottom: 0px;
    margin-left : 220px;
    opacity : 0;
}

.total:hover  .mapSource{
    position: absolute;
    display: block;
    opacity : 1;
    transition: opacity 1.0s ease;
}