.footer {
  padding: calc(15px + 0.5rem) 0;
  background-color: #4B4B4B;
}
.footer .footer_con {
     display: flex;
        align-items: center;
        justify-content: space-between;
  text-align: center;
    color: #999;
  font-size: 12px;
}
.footer .foot_qr {
        width: calc(60px + 4rem);
    }
.footer .s_footer_copyright {
  color: #999;
  font-size: 12px;
}
.stick {
  display: none;
  position: fixed;
  min-width: 38px;
  width: calc(30px + 1rem);
  z-index: 50;
  right: 2%;
  bottom: 6%;
}
.stick svg {
  width: 100%;
}

@media screen and (max-width: 800px) {
    .foot_qr {
        display: none;
    }
}