media screen and (max-width:481px){
    #main, #subnav{
        float:left;
        padding: 0;
        width:94%;
        margin: 3%;
    }
}
@media screen and (max-width: 960px){
.wrapper {
width:640px;
}
}
@media screen and (max-width: 640px) {
.wrapper {
width: 320px;
}
h1, h2, h3, h4, p {
word-wrap: break-word;
}
#header{
padding: 0;
}
}

.topnav {
  background-color: #333;
  overflow: hidden;
}

.topnav a {
  float: left;
  color: #f2f2f2;
  text-align: center;
  padding: 14px 16px;
  text-decoration: none;
  font-size: 17px;
}

.topnav a:hover {
  background-color: white;
  color: black;
}

.topnav a.active {
  background-color: darkseagreen;
  color: white;
}


h1 {
  color: black;
  font-weight: bold;
    font-size: 60px;
}

p {
  font-size: 30px;
  color: #484848;
}

.section {
  text-align: center;

}

.opaque-bg {
  margin-left: auto;
  margin-right: auto;
  max-width: 810px;
    height: 1080px;
  padding: 1px 1px 5px 5px;
}


.wrapper {
    display: flex;
}

.wrapper{
	width: 800px;
	margin: 0 auto;
}
section{
	padding: 20px;
	margin-bottom: 40px;
	background-color: black;
}

.fcc-btn {
  background-color: darkseagreen;
  color: white;
     padding: 15px 25px;
     text-decoration: none;
    
}