.a8v {
  text-align: center;
  position: fixed;
  bottom: 0px;
  right: 0px;
  max-height: 300px;
  height: 300px;
  width: auto;
  background: transparent;
  z-index: 99999;
}

.a8v img {
  max-width: 100%;
  height: auto;
  display: none;
}

.a8v .desktop {
  display: inline-block;
  position: absolute;
  bottom: 0px;
  right: 0px;
  max-width: 500px;
  width: auto;
  height: auto;
}

@media (max-width: 768px) {
  .a8v {
    max-height: auto;
    height: auto;
    width: 100%;
  }
  .a8v .desktop {
    display: none;
  }
  .a8v .mobile {
    display: inline-block;
/*    position: absolute;*/
    bottom: 0px;
    right: 0px;
/*    max-width: 300px;*/
    height: auto;
    width: auto;
  }
  .a8v .close-btn {
    top: -35px !important;
  }
  .a8v a {
    display: block;
    width: 100%;
    height: auto;
  }
}

.a8v .close-btn {
  position: absolute;
  top: -35px;
  right: 5px;
  background: #f44336;
  color: white;
  border: none;
  padding: 4px 8px;
  font-size: 12px;
  cursor: pointer;
  border-radius: 3px;
  z-index: 10;
}