body {
  font-family: "Helvetica Neue", Helvetica Neue, Helvetica, Arial, sans-serif;
  background-color:#fff;
}

/* We use H1 + pandoc section divs to apply per-page classes */
h1 {
  display: none;
}

p {
  margin-top: 10px;
  margin-bottom: 10px;
  line-height: 20px;
}

#header {
  position:fixed;
  width:100%;
  top:0px;
  z-index:100;
  height:60px;
  line-height:60px;

/*  background-color:#f8f8f8; */
  background-color:#f1f0e8;


  -webkit-box-shadow: 1px 1px 15px 0px rgba(0,0,0,0.2);
  -moz-box-shadow: 1px 1px 15px 0px rgba(0,0,0,0.2);
  box-shadow: 1px 1px 15px 0px rgba(0,0,0,0.2);
}

#header #content {
  margin:0 auto;
  max-width:850px;
  padding:0 20px;
}

#header #content #logo {
  display:inline-block;
  font-size:24px;
  color:#72776d;
}

#header #content #navLeft {
  display:inline-block;
  font-size:14px;
  margin-left:50px;

  color:#878c82;
}

#header #content #nav .navItem {
  display:inline-block;
  padding:0px 20px;
}

#header #content #nav .navItem.current {
  color:#000;
}

#header #content #nav a {
  text-decoration: none;
  color:inherit;
}

#header #content #nav a:hover {
  color:#000;
}

#header #content #navRight {
  float:right;
}

#header #content #navRight .gitHub {
  display:inline-block;
  width:36px;
  height:36px;
  background-image: url(../images/gitHubLogo.svg);
  background-size: 100% 100%;
  background-repeat:no-repeat;

  vertical-align: middle;
  opacity:.5;
}

#header #content #navRight .gitHub:hover {
  opacity:1;
}


#main #content {
  margin:100px auto;
  max-width:850px;
  padding:0 20px;
}

.book {
  margin-top:20px;
  min-height:175px;
  clear:both;
}

.book a {
  text-decoration: none;
/*  color:#1e849a; */
  color:#de6048;
}

.book a:hover {
  text-decoration: underline;
}

.book .bookImage {
  box-sizing: border-box;
  position:relative;

  display:inline-block;
  float:left;
  width:150px;
  height:175px;
  padding:15px;

  margin-right:20px;

  background-position: center center;
  background-size:cover;

  font-weight:300;

  -webkit-box-shadow: 1px 1px 15px 0px rgba(0,0,0,0.2);
  -moz-box-shadow: 1px 1px 15px 0px rgba(0,0,0,0.2);
  box-shadow: 1px 1px 15px 0px rgba(0,0,0,0.2);
}

.color1 {
/*  background-color:#608db1; */
  background-color: #9d8c8a;
  color:#fff;
}

.color2 {
/*  background-color: #bcbc9d; */
  background-color: #72776d;
  color:#fff;
}

.color3 {
/*  background-color: #b16d60; */
  background-color: #de6048;
  color:#fff;
}

.book .bookImage .title {
  font-size:13px;
  line-height:18px;
}

.book .bookImage .author {
  font-size:11px;
  position:absolute;
  bottom:10px;
  right:10px;
  left:10px;
  text-align:right;

  white-space:nowrap;
  overflow:hidden;
  text-overflow: ellipsis;
}

.book .bookMeta {
  box-sizing: border-box;

  vertical-align:top;
  padding-top:10px;

  font-size:12px;
  line-height:18px;
  color:#666;
  margin-left:170px;
}

.book .bookMeta iframe {
  float:right;
}

.book .bookMeta .title {
  font-size:16px;
  line-height:24px;
}

.book .bookMeta .author {
  color: #72776d;
}

.book .bookMeta .date {
  margin-bottom:18px;
  color: #72776d;
}

.book .bookMeta .overview {
  font-size:13px;
  line-height:20px;
  max-height:60px;
  overflow:hidden;
  position:relative;

  text-align: justify;
  /* for clever multi-line ellipsis */
  margin-right: -1em;
  padding-right: 1em;
}

/* for clever multi-line ellipsis */
.book .bookMeta .overview:before {
  content: '...';
  position: absolute;
  right: 0;
  bottom: 0;
}

/* for clever multi-line ellipsis */
.book .bookMeta .overview:after {
  content: '';
  position: absolute;
  right: 0;
  width: 1em;
  height: 1em;
  margin-top: 0.2em;
  background: white;
}

#main #content {
  color:#666;
  font-size:14px;
  line-height:20px;
}

#main #content blockquote {
  padding-bottom:15px;
  border-bottom: 1px dotted #72776d;
  font-style: italic;
}

#getting-started h2 {
    line-height:66px;
    font-size:36px;
    margin:35px 0 5px 0;
    font-weight:300;
}

#getting-started h2 .bigNumber {
  display:inline-block;
  font-size:36px;

  width:66px;
  text-align:center;
  margin-right:20px;

  border-radius:100px;
}

#getting-started .level2 p,
#getting-started .level2 pre {
  margin-left:86px;
}

#getting-started .level2 img {
  border: 1px solid #ccc;
}

#footer {
  font-family: "Helvetica Neue", Helvetica Neue, Helvetica, Arial, sans-serif;
  
}

#footer #content {
  margin:0 auto;
  max-width:850px;
  padding:20px;

  line-height:40px;
}

#footer #content #finePrint {
  font-size: 11px;
  font-style: italic;
  color: gray;
}

#footer #content #social {
  float:right;
}

#footer .socialIcon {
  display:inline-block;
  width:32px;
  height:32px;
  background-size: 100% 100%;
  background-repeat:no-repeat;

  vertical-align: middle;
  opacity:.50;
}

#footer .socialIcon:hover {
  opacity:1;
}

#footer .socialIcon.twitter {
  background-image: url(../images/twitterLogo.svg);
}

#footer .socialIcon.gitHub {
  background-image: url(../images/gitHubLogo.svg);
}

#footer .socialIcon.linkedIn {
  background-image: url(../images/linkedIn.svg);
}

#footer .socialIcon.facebook {
  background-image: url(../images/facebookLogo.svg);
}

#footer #finePrint a {
  text-decoration: none;
  color:#de6048;
}

#footer #finePrint a:hover {
  text-decoration: underline;
}


@media only screen and (max-width: 600px) {

  .book .bookMeta {
    display:inline;
    margin-left:0px;
  }

  .book .bookMeta .date {
    margin-bottom:10px;
  }

  .book .bookMeta .date:after {
    content:'';
    clear:both;
    display:block;
    height:1px;
    line-height:1px;
  }

  .book .bookMeta .overview {
    display:block;
    margin-bottom:50px;
    max-height:100px;
  }


  .book .bookMeta iframe {
    float:none;
  }

  #header {
    height:40px;
    line-height:40px;
  }

  #header #content #logo {
    display:inline-block;
    font-size:18px;
  }

  #header #content #navLeft {
    font-size:12px;
    margin-left:15px;
  }

  #header #content #nav .navItem {
    display:inline-block;
    padding:0px 5px;
  }

  #header #content #nav .gitHub {
    width:24px;
    height:24px;
  }

  #main #content {
    margin:60px auto;
  }

  #getting-started {
    font-size:12px;
  }

  #getting-started h2 {
      line-height:44px;
      font-size:24px;
      margin:40px 0 5px 0;
      font-weight:300;
  }

  #getting-started h2 .bigNumber {
    font-size:24px;
    width:44px;
    margin-right:10px;
  }

  #getting-started .detail {
    margin-left:54px;
  }

  #footer #content #social {
    float:none;
  }
}