body {
  background: lightgray;
  
}
p {
  color: black;
  font-family:sans-serif;
  
}
h2 {
  font-weight: bold;
  border-color:white;
  border-width:thick;
  border-style:dotted;
  color: rgb(0,0,210);         
}

img {
  
  width:700px;
  
}

.source {
  width:100px;
}