body, html {
  margin: 0;
  padding: 0;
  background-color: #1E120E;
}

.bg_container {
  background-image: url('../img/index_tz.jpg');
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center;
  background-color: #1E120E;
  width: 100%;
  height: 100vh;
  display: block;
  cursor: pointer;
}

@media screen and (max-width: 992px) {
  .bg_container {
    background-image: url('../img/smathphonestz.jpg');
    background-size: contain;
  }
}