body{
  background-image: url(https://pixabay.com/static/uploads/photo/2014/06/16/23/39/black-370118_960_720.png);
   background-repeat: no-repeat;
  background-size: cover;
  color: white;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100px;
  margin: 0;
}