@media only screen and (max-width: 768px) {
    .phfloat{
      position: fixed;
      top: 68%;
      display: flex;
      right: 0;
      justify-content: center;
      align-items: center;
      z-index: 1100;
    }
  .wafloat{
      position: fixed;
      top: 75%;
      display: flex;
      right: 0;
      justify-content: center;
      align-items: center;
      z-index: 1100;
    }
    }
       
    @media only screen and (min-width: 769px) {
      .wafloat, .phfloat {
        display: none;
      }}