* {
    margin: 0; padding: 0; border: 0; box-sizing: border-box;
}

body {
    height: 100vh;
}

#topbar {
    width: 100%; height: 45px;
    background-color: whitesmoke;
}

#navbar {
    width: 100%; height: 90px;
    background-color: #333;
    position: relative;
}

#hero {
    width: 100%; height: 520px;
    background-color: hsla(210,100%,50%,40%);
}

.logo {
    display: block;
    width: 200px; height: 90px;
    background-color: #239; color: #fff;
    text-decoration: none; text-align: center;
    line-height: 70px; font-size: 2em;
}

a.logo span {
    color: #fff; font-size: 1.8em;
    position: relative; top: 10px; left: -3px;
}

nav#mainnav {
    min-width: 500px; height: 90px;
    background-color: rgba(100, 10, 100, .7);
    position: absolute; left: 230px; top: 0px;
}

form#search1 {
    min-width: 250px; height: 90px;
    position: absolute; right: 0px; top: 0px;
}

section#hero {
    background-image: url(../images/mountain.jpg);
    background-size: cover;
    background-position: center;
    position: relative;
}

section#hero .herolink {
    display: block; width: 100%; height: 100%;
    position: absolute; left: 0; top: 0;
}