.placeholder {
  opacity: 0;
}
.sticky {
  top:0px;
  position: -webkit-sticky;
  position: sticky;
  z-index: 1000;
  float: right;
  text-align: right;
  margin-top: 0px;
}
@media (min-width: 0px) {
  .btn{
    color: #fff;
    background:#ff6961;
    padding:10px 5px;
    text-decoration:none;
    letter-spacing:1px;
    text-transform:uppercase;
  }

  .btn:hover {
    border:none;
    background:#ff6961;
    background:#fff;
    padding:10px 5px;
    color: #ff6961;
  }
}
@media (min-width: 490px) {
  .btn{
    color: #fff;
    background:#ff6961;
    padding:10px 20px;
    text-decoration:none;
    letter-spacing:2px;
    text-transform:uppercase;
  }

  .btn:hover {
    border:none;
    background:#ff6961;
    background:#fff;
    padding:10px 20px;
    color: #ff6961;
  }
}