body {
  background-image: url("https://encrypted-tbn0.gstatic.com/images?q=tbn%3AANd9GcSHVZ74DEQ2rxU4iLMFfy4wKjfKxaIAF-uOFg&usqp=CAU");
}

.jumbotron {
  color:yellow;
}
h1 {
  color:yellow;
}