.sticky-header {
      position: fixed;
      top: 0;
      width: 100%;
      z-index: 999;
      transition: all 0.3s ease;
      background-color: #115817;
    }
    .footer-div {
      position: fixed;
      bottom: 0px;
      /*left: 50%;*/
      /*transform: translateX(-70%);*/
      width: 100%;
      z-index: 998;
      transition: opacity 0.3s ease;
      border-radius: 10px;
      box-shadow: 0 4px 15px rgba(0,0,0,0.2);
    }
    .footer-div.hidden {
      opacity: 0;
      pointer-events: none;
    }
    .scrolled {
      background-color: #fff;
      box-shadow: 0 2px 10px rgba(0,0,0,0.1);
      padding: 10px 0;
    }