body {
  background: #e6cea4;
}
<head> <link rel="stylesheet" href="Mangonada.css">

p { 

  color: black;
  text-align: center;
  font-size: 20px;


}
h1 {
  font-weight: bold;
  text-align: center;
  font-size: 36px;
  color: #b16d52;
}
h2 {
  font-weight: bold;
  text-align: center;
  font-size: 32px;
  color: #decec2;
}
h4 {
  font-weight: bold;
  text-align: center;
  font-size: 24px;
  color: #b67856;
}
img {
  display: block;
  margin: auto;
  width: 50%;
}

img {
  border: 10px solid #bb8c6c;
  border-radius: 20px;
  padding: 5px;
  width: 150px;
}