body {
  background-color: #ffffff;
  background-image: url('https://cdn.imgchest.com/files/y8xcnko2eo4.png');
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  color: #fff2d0;
  font-family: Georgia, serif;
  padding: 20px;
}

h1, h2, #post, form {
  font-size: 14px !important;
  width: 555px;
  background-color: #fff0bc;
  color: #263c00;
  border: solid 3px #253c00;
  margin-left: auto;
  margin-right: auto;
  padding: 1em;
}