@media screen and (min-width: 480px)  {
  /*************************
  Two Column Layout
  *************************/
  
  #primary {
    width: 50%;
    float: left;
  }
  
  #secondary {
     width: 40%;
    float: right;
  }

  /*************************
  Page: Portfolio
  *************************/
  
    
   /*************************
  Page: About
  *************************/
  
  .profile-photo {
    float: left;
    margin: 0 5% 80px 0;
  }



   /*************************
  Page: Contact
  *************************/
  
  
  
@media screen and (min-width: 660px)  {
  
  /*************************
  Header
  *************************/
  
  nav {
    background: none;
    float: right;
    font-size: 1.125em;
    margin-right: 5%;
    text-align: right;
    width: 45%; 
  }
  
  #logo {
    float: left;
    margin-left: 5%;
    text-align: left;
    width: 45%; 
  }
    
  h1 {
    font-size: 2.5em;
  }
  
  h2 {
    font-size: 0.825em;
    margin-bottom: 20px;
  }
  
  header {
    border-bottom: 5px solid #769781;
    margin-bottom: 60px;
  }
}