* { box-sizing: border-box;
}
body { background-color: #90C7E3;
    color: #666666;
    font-family: Verdana, Arial, sans-serif;
    margin: 0;
}
#wrapper { background-color: #FFFFFF;
}
header { background-color: #002171;
    color: #FFFFFF;
    font-family: Georgia, serif;
    padding: 1em;
}
header a {text-decoration: none;
}
header a:link { color: #FFFFFF;
}
header a:visited { color: #FFFFFF;
}
header a:hover { color: #90C7E3;}
h1 { text-align: center;
  font-size: 1.5em;
}
h2 { color: #1976D2;
  font-family: Georgia, serif; 
}
h3 { font-family: Georgia, serif; }
nav { font-size: 1.2em;
    text-align: center;
    background-color: #FFFFFF;
}
nav a:link { color: #5C7FA3;
}
nav a:visited { color: #344873;
}
nav a:hover { color: #A52A2A;
}
nav a { text-decoration: none; 
}
nav ul { padding-left: 1em;
    list-style-type: none;
    display: flex;
    flex-direction: column;
    margin: 0;
    padding-left: 0;
}
nav li { padding: 0.5em 1em 0.5em 1em;
    width: 100%;
    border-bottom: 1px solid #0000;
}
main { display: block; 
    padding: 0 1em;
}
dt { color: #002171;
  font-weight: bold;
}
.resort { color: #1976D2;
    font-size: 1.2em;
}
#homehero { height: 300px;
    background-image: url(coast.jpg);
    background-repeat: no-repeat;
    background-size: 200% 100%; 
}
#yurthero { height: 300px;
    background-image: url(yurt.jpg);
    background-repeat: no-repeat;
    background-size: 200% 100%;
}
#trailhero { height: 300px;
    background-image: url(trail.jpg);
    background-repeat: no-repeat;
    background-size: 200% 100%; 
}	
section { padding-left: 0.5em;
    padding-right: 0.5em;
}		
footer { font-size: .70em;
    font-style: italic;
    text-align: center;
    padding: 1em;
    background-color: #FFFFFF;
}
#mobile { display: inline;
}
#desktop { display: none;
}
@media (min-width: 600px) { 
    h1 { font-size: 2em;
        letter-spacing: 0.25em;
    }
    nav ul { flex-flow: row nowrap;
        justify-content: space-around;
        padding-right: 2em;
    }
    nav li { width: 12em;
    border-bottom: none;
    }
    section { padding-left: 2em;
        padding-right: 2em;
    }
    #flow { display: flex;
        flex-direction: row;
    }
    #mobile { display: none;
    }
    #desktop {display: inline;
    }
    #homehero { background-size: 100% 100%;
    }
    #yurthero { background-size: 100% 100%;
    }
    #trailhero { background-size: 100% 100%;
    }
}
@media (min-width: 1024px) {
    body { background-image: linear-gradient(to bottom, #FFFFFF 20%, #90C7E3 60%, #FFFFFF 100%);
    }
    nav ul { padding-left: 10%;
        padding-right: 10%;
    }
    #wrapper { margin: auto;
        width: 80%;
    }
}