/* ============================================
   Top Button CSS
   ============================================ */

.top_btn {
  display: none;
  overflow: hidden;
  position: fixed;
  right: 50px;
  bottom: 50px;
  z-index: 10;
  width: 60px;
  height: 60px;
  margin: 0;
  background: url("../img/button/top_btn.png") no-repeat center;
  background-size: cover;
  color: transparent;
  text-indent: -9999px;
  transition: transform 0.3s ease;
  border: none;
  cursor: pointer;
}

.top_btn:hover {
  transform: translateY(-5px);
  background-image: url("../img/button/top_btn_hover.png");
}

.top_btn.on {
  display: block;
}

@media only screen and (max-width: 1024px) {
  .top_btn {
    width: 48px;
    height: 48px;
    bottom: 30px;
    right: 30px;
  }
}

@media only screen and (max-width: 767px) {
  .top_btn {
    bottom: 24px;
    right: 24px;
  }
}