body {
  background-color: white;
  color: #006400;
  font-family: Verdana;
}

h1 {
 text-align: center; 
}

nav {
  display: flex;
justify-content: center;
    border: #D7F7DA 2px dotted;
}

h1 {
 text-align: center; 
}


p{text-align: center;
}



ul {
 list-style-type: none;
 margin: 0;
 padding: 0;
}

li {
 display: inline;
 margin-right: 20px;
}


center-text {
text-align: center;
}

p{
  text-align: center;
}


center {
display: block;
margin-left: auto;
margin-right: auto;
width: 25%;
}

a {
 text-decoration: none;
 color: #006400;
 font-weight: bold;
}