html{
  background-image: url("https://cdn.pixabay.com/photo/2021/02/01/11/47/wallpaper-5970329_960_720.jpg");
}

body {
  text-align: center;
  width: 500px;
  margin: 0 auto;
  box-shadow: inset 0 0 1em gold, 0 0 2em red;
}

h1 {
  color : rgb(255,255,255) ;
}

form {
  color: rgb(255,255,255);
}

.submit{
  color: blue;
}

img.image{
  display:block;
  margin-left: auto;
  margin-right: auto;
  width: 75%;
  padding-bottom:10%;
}