body {
  background: #00ff0f;
}
p {
  color: #0051ff;
  border-style: dashed ; 
  border-left-color: aqua ;
  border-bottom-color: aqua ;
  border-top-color: darkgoldenrod ;
  border-right-color: darkgoldenrod ; 
  float:none;
}
h1 {
  font-weight: bold;
  color: darkblue ;
  text-align: center ; 
}
.mac {
  text-align: center ;
}
h2 {
  color: #0051ff;
  text-align: center ; 
}