html {
   height: 100%;
}
Section {
  margin-left: auto;
  margin-right: auto;
  padding-top: 50px;
  max-width: 1200px;
  text-align: center;
}


body{
  background-color: rgb(36, 43, 40); 
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
 
}
h1 {
  font-size: 84px;
  color: white;
  font-family:Arial, Helvetica, sans-serif;
}

p{
  font-size: 18px;
  color: white;
  font-family:Arial, Helvetica, sans-serif;
  
}

.contain{
  margin-left: auto;
  margin-right: auto;
  width: 1024px;
}



header{
  height: 225px;
  text-align: center;
  
}

nav{
  background-color:rgba(66, 66, 66, 0.39);
  text-align: center;
  padding-top: 14px;
  padding-bottom: 14px;
}

main{ 
  height: 400px;
  text-align: center;
  padding-left: 240px;
  padding-right: 240px;
  padding-bottom: 80px;
}

footer{ 
  background-color: rgb(66, 66, 66,0.39);
  text-align: center;
 }

a{
  color: white;
  font-family: Arial, Helvetica, sans-serif;
}

nav a {
  text-decoration: none;
  font-size: 12px;
  padding-left: 10px;
  padding-right: 10px;
}


footer p {
  text-align: center;
  font-size: 14px;
  padding-left: 10px;
  padding-right: 10px;
  padding-top: 4px;
  padding-bottom: 4px;
  text-align:center ;
  font-family: Arial, Helvetica, sans-serif;
  color: white;
  font-style: italic;
} 

footer a{
  text-align: center;
  font-size:10px;
  color: white;
  padding-top: 4px;
  padding-bottom: 4px;
}


.video {
  padding-top: 50px;
  padding-bottom: 50px;
  padding-left: 350px;
  padding-right: 350px;


}