* {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 { font-size: 1.5em;
    text-align: center;
}
h2 { color: #1976D2;
    font-family: Georgia, serif;
}
h3 { font-family: Georgia, serif; }
nav { background-color: #FFF;
    font-size: 1.2em;
    text-align: center;
}
nav a { text-decoration: none; }
nav a:link { color: #5C7FA3; }
nav a:visited { color: #344873; }
nav a:hover { color: #A52A2A; }
nav ul { display: flex;
    flex-direction: column;
    list-style-type: none;
    margin: 0;
    padding: 0;
}
nav li { border-bottom: 1px solid #344873;
    padding: .5em 1em;
    width: 100%;
}
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%;
}
#mobile { display: inline; }
#desktop { display: none; }
section { padding-left: .5em;
    padding-right: .5em;
}
footer { background-color: #FFF;
    font-size: .70em;
    font-style: italic;
    padding: 1em;
    text-align: center;
}
@media (min-width: 600px) {

    h1 { font-size: 2em;
    letter-spacing: .25em; }
nav ul { flex-flow: row nowrap;
    justify-content: space-around;
    padding-right: 2em; }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%;
}
#mobile { display: inline; }
#desktop { display: none; }
section { padding-left: .5em;
    padding-right: .5em;
}
footer { background-color: #FFF;
    font-size: .70em;
    font-style: italic;
    padding: 1em;
    text-align: center;
}
@media (min-width: 600px) {
h1 { font-size: 2em;
    letter-spacing: .25em; }
nav ul { flex-flow: row nowrap;
    justify-content: space-around;
    padding-right: 2em; }
nav li { border-bottom: none;
    width: 12em; }
section { padding-left: 2em;
    padding-right: 2em; }
#flow { display: flex;
    flex-direction: row; }
#mobile { display: none; }
#desktop { display: inline; }
#homehero, #yurthero, #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%; }