.contenedor{
  width:90px;
  height:240px;
  position:absolute;
  right:0px;
  bottom:0px;
}

@media screen and (max-width: 600px) {
    .botonF1{
        display:none;
    }
}
.botonF1{
  width:45px;
  height:45px;
  border-radius:100%;
  background:#104a9b;
  right:0;
  bottom:0;
  position:absolute;
  margin-right:40px;
  margin-bottom:40px;
  border:none;
  outline:none;
  color:#FFF;
  font-size:0px;
  box-shadow: 0 3px 6px rgba(0,0,0,0.16), 0 3px 6px rgba(0,0,0,0.23);
  transition:.3s;  
}
span{
  transition:.5s;  
}
.botonF1:hover {
  filter: brightness(150%); 
}

.btn{
  width:40px;
  height:40px;
  border-radius:100%;
  border:none;
  color:#FFF;
  box-shadow: 0 3px 6px rgba(0,0,0,0.16), 0 3px 6px rgba(0,0,0,0.23);
  font-size:28px;
  outline:none;
  position:absolute;
  right:0;
  bottom:0;
  margin-right:26px;
  transform:scale(0);
}

.animacionVer{
  transform:scale(1);
}