.nomargins {
        padding:0px; margin: 0px;   
 }
 
 
 #myBtn {
  display: none;
  position: fixed;
  bottom: 20px;
  right: 50px;
  z-index: 99;
  outline: none;
  background-color: blue;
  color: white;
  cursor: copy;
  padding: 5px;
  border-radius: 15px;
  border: 0px solid black;
  outline-style: solid;
  outline-color: white;
}

#myBtn:hover {
  border-radius: 15px;
  background-color: white;
  color: blue;
  outline-style: solid;
  outline-color: white;  
}