body {
  text-align: center;
  background-color: #007ba7;
  color: Black;
  font-family: Verdana;
}

.myDiv {
  border: 5px outset darkgreen;
  border-radius: 25px;
  background-color: lightblue;    
  text-align: center;
}

.Header {
    border: 5px outset  #00b7ab;
    border-radius:50px 25px;
    background-color:lightblue;
    text-align: center;
    color: black;
}

.Header a:link {
  color: black
}

.Header a:visited {
  color:black
}