body {
    background: white;
    height: 100%;
    font-family: sans-serif;
}


main {
    color: white;
    text-align: center;
}


nav {
    text-align: center;
    background: aqua;
    font-weight: bold;
    height: 75px;
}

nav a {
    display: inline-block;
    background: aqua;
    color: black;
    text-decoration: none;
    text-transform: uppercase;
    padding: 20px;
    margin: 5px;
}

nav a:hover {
    background: aqua;
    border-bottom: 5px solid black;
}

nav a.active {
    background: aqua;
    border-bottom: 5px solid black;
}

.nav {
    float: right;
}


footer {
    background: aqua;
    color: black;
    height: 70px;
    padding: 40px 0px 30px 0px;
    text-align: center;
}

footer p {
    color: black;
}
 
footer a {
    text-decoration: underline;
    color: black;
}

.text {
    width: 1100px;
    margin: 0 auto;
}

.logo {
    text-align: center;
    float: left;
    padding: 7px 0px;
}

h1 {
    color: black;
    text-align: center;
    font-size: 40px;
    font-weight: bold;
}

p, h3, h2, h4 {
    color: black;
}

.left {
    display: block;
    float: left;
}

.right {
    display: block;
    float: right;
}

.center {
    display: block;
    margin-left: auto;
    margin-right: auto;
}
.png {
    height: 500px;
}