style.css

/* general */

* {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}

body {
  font: 400 14px/1.6 "Open Sans", sans-serif;
  margin: 0;
  padding: 0;
  color: #666;
}

h1, h2, h3 {
  margin: 5px 0;
  font-weight: normal;
  color: #353535;
  -webkit-font-smoothing: antialiased;
}

p em {
  font-weight: bold;
  font-style: normal;
  color: #353535;
}

p {
  margin: 20px 0;
}

strong {
  color: #353535;
}

.inner {
  margin-top: 100px;
}

li code {
  color: #353535;
}

h2 {
  margin-top: 80px;
  font-weight: bold;
}

h3 {
  background: url(images/hr.png) top center no-repeat;
  padding-top: 50px;
  padding-bottom: 5px;
  font-weight: bold;
}

#main {
  width: 75%;
  margin: 0 12.5% 0 12.5%;
}

/* links */

a {
  color: #259dff;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

:target {
  padding-top: 100px;
}

nav a {
  font-size: 12px;
  color: #7B838A;
}

/* logo */

#content > section {
  margin: 10% 0 10% 0;
}

#logo {
  margin: auto;
  width: 440px;
  border-left: 1px dotted #eee;
  -webkit-font-smoothing: antialiased;
}

#logo .express {
  display: block;
  font: 400 60px "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: #353535;
  width: 100%;
}

#logo .description {
  position: relative;
  top: -5px;
  font: 100 60px "Helvetica Neue", Helvetica, Arial, sans-serif;
  color: #cecece;
  line-height: .75;
}

#logo em {
  font-style: normal;
  font-weight: 100;
  font-size: 9px;
  color: #999;
  margin-left: 5px;
}

#logo a {
  color: #cecece;
}

#logo a:hover {
  text-decoration: none;
  color: #858585;
}

/* secondary page logo */

.inner header {
  position: fixed;
  top: 0;
  left: 0;
  background: rgba(255,255,255,.9);
  width: 100%;
  height: 55px;
  z-index: 100;
}

.inner.scroll header {
  border-bottom: 1px solid #ddd;
  box-shadow: 0 0 4px #eee;
}

.inner #logo {
  position: fixed;
  top: 0;
  margin: 0;
  padding: 10px 25px;
  width: auto;
  border-left: none;
}

.inner #logo .express {
  font-size: 25px;
}

.inner #logo em {
  display: none;
}

.inner .description {
  display: none;
}

/* code */

p code {
  background: #efefef;
  border: 1px solid #eaeaea;
  font-family: monaco, monospace;
  font-size: .75em;
  padding: 2px 8px;
  -webkit-border-radius: 3px;
}

pre {
  color: #353535;
  font-size: 14px;
  line-height: 1.4;
  margin: 20px 0;
  padding: 20px;
  background: white;
  border: 1px solid #e7e7e7;
  border-bottom: 1px solid #ddd;
  -webkit-box-shadow: 0 1px 3px 0 #eee;
  -webkit-border-radius: 3px;
}

pre code {
  font-family: monaco, monospace;
  font-size: .8em;
}

code .comment { color: #888 }
code .init { color: #2F6FAD }
code .string { color: #5890AD }
code .keyword { color: #8A6343 }
code .number { color: #2F6FAD }

/* top button */

.scroll #top {
  opacity: .2;
}

#top {
  line-height: 0;
  background: black;
  -webkit-border-radius: 2px;
  position: fixed;
  bottom: 15px;
  right: 15px;
  padding: 8px;
  text-decoration: none;
  color: white;
  opacity: 0;
  -webkit-transition: opacity 300ms;
}

#top:hover {
  opacity: 1;
}

#top img {
  width: 8px;
  height: 5px;
}

/* navigation */

header {
  width: 100%;
  height: 57px;
}

nav {
  margin-top: 15px;
  margin-right: 15px;
  float: right;
}

nav a {
  margin: 0 5px;
  padding-right: 15px;
  border-right: 1px dotted #eee;
}

nav a:last-child {
  border-right: none;
}

nav a.active {
  font-weight: bold;
  color: #353535;
}

/* clearfix */

.clearfix:after {
  content: ".";
  display: block;
  clear: both;
  visibility: hidden;
  line-height: 0;
  height: 0;
}

.clearfix {
  display: inline-block;
}

html[xmlns] .clearfix {
  display: block;
}

* html .clearfix {
  height: 1%;
}

/* boxes */

#boxes {
  background: url(images/hr.png) top center no-repeat;
  width: 75%;
  margin: 0 12.5% 0 12.5%;
  padding-top: 50px;
  padding-bottom: 50px;
  font-size: 12px;
}

.inner #boxes {
  font-size: 13px;
}

#boxes section {
  width: 15%;
  margin: 0 25px;
  float: left;
  /* fix grid jank. #105 */
  min-height: 200px;
}

#boxes section:last-child {
  width: 30%;
}

#boxes section:last-child p {
  width: 50%;
  display: inline-block;
  margin-top: 0;
}

#boxes h3 {
  background: none;
  margin-top: 0;
  padding-top: 0;
}

#boxes section p {
  width: 100%;
  margin-top: 5px;
  margin-bottom: 20px;
}

/* secondary menu */

#menu {
  position: fixed;
  margin: 0;
  padding: 0;
  top: 105px;
  right: 30px;
  height: 500px;
  text-align: right;
  font-size: 13px;
}

#menu li {
  list-style: none;
}

#menu ul {
  height: 0;
  overflow-y: hidden;
}

#menu ul.active {
  height: auto;
}

#menu > li > a {
  color: #353535;
  font-weight: bold;
}

#menu ul a {
  color: #7B838A;
}

#menu ul a.active {
  color: #259dff;
}

/* applications page */

.application h2 {
  margin: 0;
}

.application {
  background: url(images/hr.png) top center no-repeat;
  padding: 80px 0;
  height: 600px;
  position: relative;
}

.application p {
  float: left;
  width: 30%;
}

.application img {
  float: right;
  width: 60%;
}

.application .link {
  position: absolute;
  bottom: 15px;
  left: 15px;
}

.application .link a {
  margin-left: 4px;
}

/* ipad landscape */

@media all and (max-width: 1200px) {    
  #boxes section {
    width: 100%;
    margin-top: 20px;
    margin-left: 0;
    /* undo grid jank */
    min-height: 0;
  }
  
  #boxes section:last-child {
    width: 100%;
  }
}

/* ipad portrait */

@media all and (max-width: 768px) {
  .application img {
    width: 60%;
  }
  
  .inner header {
    height: 85px;
  }
  
  nav {
    margin-top: 50px;
    margin-left: 20px;
    float: left;
  }
  
  /* reference only the nav on the home page */
  #content header nav:first-child {
    float: right;
  }
  
  #menu {
    display: none;
  }
}

/* iphone portrait */

@media all and (max-width: 650px) {
  body a > img {
    display: none;
  }
  
  nav {
    margin: 15px 0 0 0;
    width: 30%;
    display: inline-block;
    float: right;
  }
  
  nav a {
    display: inherit;
  }
  
  #content header {
    height: 150px;
  }
  
  .inner header {
    position: static;
  }
  
  .inner {
    margin-top: 0;
  }
  
  .inner.scroll header {
    border-bottom: 0;
    box-shadow: 0 0 0;
  }
  
  .inner #logo {
    padding-top: 60px;
    display: inline-block;
    position: static;
  }
  
  #menu {
    display: none;
  }

  section section p {
    width: 100%;
  }

  .application img {
    width: 50%;
  }
  
  .application .link {
    left: 70%;
  }
}

/* tmp */

#logos, footer {
  display: none;
}

#book {
  position: relative;
}

#book img {
  display: inline-block;
  width: 30%;
  float: right;
}