.biatgroup {
  display: block;
  margin-bottom: 15px;
    text-align: left;
 
     
}

.biatgroup label{
  margin-left: 15px;
    margin-top:-2px;
font-size:20px;
    font-family:arial;
    font-style:italic;
    vertical-align: top;
 
  cursor: pointer;

}

.biatgroup input {
  padding: 0;
  height: 20px;
  width: 20px;
  margin-bottom: 0;
 border-radius: 100%;
  cursor: pointer;
     background-color:darkgreen;
}



.biatgroup input:checked  {
  content: '';

 
  border: solid darkgreen;
  border-radius:80%;
  background-color:darkgreen;

}