body{
    background-color:purple;
}
.jumbotron {
    background-color: black;
    color: purple;
}
footer
{
    background-color: black;
    color: purple;
}
.content
{
  font-family: "Times New Roman", Times, serif;
  text-align: center;
  color: black;
  font-size: 30px;
}