nav{
  z-index: 99;
  background-color: yellow;
  padding: 6px;
  display: flex;
  justify-content: space-around;
  align-items: center;
}

.navlink{
  background-color: white;
  display: block;
  width: 100px;
  padding: 5px;
  margin: 8px 5px 8px;
  align-items: center;
}
body {
    font-family: arial, helvetica, sans-serif;
    font-size: 14px;
    color: black;
    margin: 20px;
    padding: 0;
}
h1{ 
    text-align: center;
    font-size: 1.5em;
    background-color: #ccc;
    margin: 20px;
    padding: 40px;
    border-style: solid;
    border-width: 3px;
    border-left-width: 10px;
    border-right-width: 10px;
    border-color: darkblue;
}
p{
  text-align: center;
}

img {
    border-style: dashed;
    border-width: 2px;
    border-color: #ccc;
}

h2 {
    text-align: center;
    font-size: 1.5em;
    background-color: #ccc;
    margin: 20px;
    padding: 40px;
}