#floatwa, #floattelp {
  visibility: hidden;
}

@media (max-width: 770px) {
  
  #floattelp {
    background-image: url(../images/bulat-telp.png);
    bottom: 160px;
    right: 10px;
    z-index: 2147;
  }

  #floatwa {
    background-image: url(../images/bulat-wa.png);
    bottom: 80px;
    right: 10px;
    z-index: 2147;
  }

  #floatwa, #floattelp {
    visibility: visible;
    position: fixed;
    width: 64px;
    height: 64px;
    display: block;
  }

}