.background-image, .background-color-body {
  display: none; }

@media (min-width: 1200px) {
  body {
    margin-left: auto;
    margin-right: auto;
    max-width: 1000px; }
  .background-image {
    background-image: url("https://9xmarine.com/content/background-boat.gif");
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    display: block;
    position: fixed;
    width: 100%;
    left: 0;
    right: 0;
    bottom: 0;
    top: 0;
    height: 100%;
    z-index: -1; }
  .background-color-body {
    display: block;
    position: absolute;
    width: 100%;
    left: 0;
    right: 0;
    bottom: 0;
    top: 0;
    height: 100%;
    background: #eaeaea;
    z-index: -1; } }