@import url(https://fonts.googleapis.com/css?family=Roboto:400,700,300,400italic);

body, html {
  font: 16px "Roboto", sans-serif;
  background: #ffffff;
  height: 100%;
  margin: 0;
  padding: 0;
}
img {
  border: 0;
}
#header, #footer {
  background: #a3a9ad;
}
#logo {
  float: left;
  margin-top: 8px;
}
#logo img {
  width: 185px;
}
#navigation {
  text-align: right;
  padding: 48px 0 18px 190px;
}
#navigation ul, #footer-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
#navigation ul li, #footer-nav ul li {
  display: inline-block;
}
#navigation a, #footer-nav a {
  font-size: 12px;
  text-transform: uppercase;
  color: white;
  text-decoration: none;
}
ul#lang {
  margin-bottom: 15px;
  color: white;
  font-weight: 300;
}
#nav li a, #footer-nav li a {
  display: block;
  margin: 0 0 0 8px;
  letter-spacing: 1.2px;
}
#footer-nav {
  margin: 55px 0px 60px 0px;
  text-align: right;
}
#footer-nav li a {
  text-transform: capitalize;
  font-weight: 300;
}
#lang a.active {
  color: #ffff00;
}
#nav li a.active, #footer-nav li a.active  {
  color: #ffff00;
  border-bottom: 2px solid #ffff00;
}
#footer-nav li a.active {
  border-bottom-width: 1px;
}
#footer .wrapper>div {
  /*display: inline-block;*/
}
#footer-name {
  padding-top: 45px;
  float: right;
  height: 60px;
  background-position: 0 100%;
  background-image: url(../img/contacts.png);
  background-repeat: no-repeat;
  min-width:155px;
}
#footer-name {
  color: #51616e;
  font-weight: 300;
}
#footer-name .name {
  color: yellow;
  letter-spacing: 1.2px;
  font-weight: normal;
  font-size: 18px;
  margin-bottom: 5px;
}
#footer-name .email {
  font-size: 14px;
}
#footer-logo {
  padding-top: 40px;
  float: left;
}
.wrapper {
  max-width: 800px;
  padding: 5px;
  margin: 0 auto;
  
}
#content {
  background-color: white;
}
#content ul li {
  line-height: 30px;
}
.clear-small {
  height: 20px;
}
.clear {
  height: 100px;
}
.attention {
  background-color: yellow;
  font-size: 26px;
  font-weight: 300;
  padding: 20px;
  margin-bottom: 1.5em;
}
#content .title {
  font-size: 24px;
  font-weight: 300;
  color: #a3a9ad;
  letter-spacing: 1px;
}
#content .article {
  margin-bottom: 1.5em;
}

.article-book {
  display: inline-block;
  float: left;
  width: 49.5%;
  height: 200px;
  margin-bottom: 1em;
  position: relative;
}
.article-book.main {
  width: 100%;
  height: auto;
}
.article-book.main img {
  width: 250px;
  border:none;
  /*box-shadow: 3px 3px 6px 0px #a3a9ad;*/
}
.items-book {
  margin-bottom: 2em;
}
.items-book img {
  float: left;
  margin-right: 15px;
  width: 140px;
  border:1px solid #a3a9ad;
}
.center-pic {
  display:block;
  margin:auto;
  height: auto;
}

.items-book .title {
  margin-bottom: 1em;
}
h1 {
  font: 32px "Roboto", sans-serif;
  text-align: center;
  font-weight: 300;
  color: #a3a9ad;
  margin: 2em 0 1em 0
} 
.items-book .addition {
  color: #a3a9ad;
  font-size: 12px;
  font-weight: 300;
  margin-left: 265px;
}
.addition2 {
  color: #a3a9ad;
  font-size: 12px;
  font-weight: 300;
}
.book-title, .book-description{
	margin-left: 265px;
}
.book-title2 {
	padding-right: 10px;
}
.items-book .book-title, .book-title2, .items-book .book-description, .items-book .addition {
  margin-bottom: 1em;
}
.items-book .article-book:last-child {
  margin-bottom: 3em;
}
.contact-info, .testing-list, ul.double-columns li {
  font-size: 18px;
  margin: 10px 0;
}
.text-block {
  width: 100%;
  position: relative;
  padding-bottom:70px;
  min-height: 255px;
}
.bm-25 {
  margin-bottom: 25px;
}
.book-text {
  font: 16px "Roboto", sans-serif;
  text-align: justify;  
}
a.button {
    display: inline-block;
    padding: 8px 16px;
    background-color: white;
    text-decoration: none;
    border-radius: 3px;
    border: 1px solid #a3a9ad;
    color: #a3a9ad;
    font: 16px "Roboto", sans-serif;
    position: absolute;
    bottom: 0px;
}
.article-book.main a.button {
  left: 265px;
  bottom:25px;
}
a.button.amazon {
  background-image: url(/img/amazon.png);
  background-position: 80px 10px;
  background-size: 100px;
  background-repeat: no-repeat;
  padding-right: 85px;
}
a.button.amazon.en {
  background-position: 50px 10px;
}
a.button.springer {
    width: 10%;
	background-image: url(../img/springer.png);
    background-position: 93px 3px;
    background-size: 90px;
    background-repeat: no-repeat;
    padding-right: 100px;
}
a.button.springer_long {
    width: 16%;
	background-image: url(../img/springer.png);
    background-position: 143px 3px;
    background-size: 90px;
    background-repeat: no-repeat;
    padding-right: 100px;
}
a.button.springer.en {
  background-position: 64px;
	padding-right: 70px;
}
body.main {
  background-image: url(../img/bg.jpg);
  background-repeat: no-repeat;
  background-position: center 0;
  background-size: 1366px 672px;
  background-color: #a3a9ad;
}
.main #header {
  background: transparent;
}
#main {
  min-height: 447px;
  background-image: url(/img/me.jpg);
  background-repeat: no-repeat;
  background-position: right;
}
#main p {
  width: 380px;
  font-size: 16px;
  margin-bottom: 3em;
}
#intro {
  font-size: 39px;
  font-weight: 300;
  color: yellow;
  height: 500px;
}
.testing {
  margin: 1em 0 2em 0;
}

ul.double-columns {
  width: 100%;
  margin: 0;
  padding: 0;
}
ul.double-columns li {
  display: inline-block;
  margin: 0;
  padding: 0;
  width:49%;
}
ul.double-columns li:nth-child(even){
  margin-right:0;
}
.main.en p {
    margin-bottom: 2em!important;
}