@media only screen {.preview-mode-theme-mismatch-warning {display: none !important;}
}

#banner-wrapper {
  max-width: 100%;
  height: auto;
}

#banner-wrapper img {
  max-width: 100%;
  height: auto;
}

@media screen and (min-width: 768px) {
  #banner-wrapper img {
    width: 970px;
    height: 250px;
  }
}

@media screen and (max-width: 767px) {
  #banner-wrapper img {
    width: 100%;
    height: auto;
  }
}