img{
  width: 30%;
}

.x{
  color: green;
}

body{
  background-color: blue;
  background: url("https://vetstreet.brightspotcdn.com/dims4/default/f6e3702/2147483647/thumbnail/180x180/quality/90/?url=https%3A%2F%2Fvetstreet-brightspot.s3.amazonaws.com%2F17%2Fa85b40b3a511e092fe0050568d634f%2Ffile%2Fhub-cats-kitten.jpg");
}