.return_btn {
  display: flex;
  align-items: center;
  height: 39px;
  background: #FFFFFF;
  box-shadow: 0px -10px 20px 1px rgba(62, 89, 132, 0.03);
  border-radius: 20px 20px 0px 0px;
  position: fixed;
  bottom: 0;
  width: 100%;
  gap: 80px;
  justify-content: center;
  z-index: 1;
  margin-bottom: constant(safe-area-inset-bottom);
  margin-bottom: env(safe-area-inset-bottom);
}

.return_btn img {
  width: 24px;
  height: 24px;
}