:root {
  --color-black: #000;
  --color-blue-dominant: #1092BA;
  --color-grey: #464646;
  --color-light-blue: #15c8ff;
  --color-white: #fff;
  --color-light-grey: #f0f0f0;
  --color-dark-grey: #3f3f3f;
  --color-grey-2: #8c8c8c;
  --color-dark-blue: #108BB2;
  --color-light-grey-2: #cfcfcf;
  --color-light-grey-3: #dadada;
  --color-grey-3: #8f8f8f;
}

* {
  scroll-behavior: smooth;
}

body {
  font-family: Roboto, sans-serif;
  color: #000;
  font-size: 18px;
  font-weight: 300;
  line-height: 28px;
}

h1 {
  margin-top: 20px;
  margin-bottom: 10px;
  font-size: 38px;
  line-height: 44px;
  font-weight: bold;
}

h2 {
  margin-top: 0px;
  margin-bottom: 20px;
  padding-top: 20px;
  padding-bottom: 10px;
  font-family: Roboto, sans-serif;
  color: var(--color-blue-dominant);
  font-size: 34px;
  line-height: 38px;
  font-weight: 300;
  text-align: center;
  letter-spacing: 2px;
  text-transform: uppercase;
}

h3 {
  margin-top: 0px;
  color: #464646;
  font-size: 26px;
  line-height: 36px;
  font-weight: 400;
  letter-spacing: 1px;
}

h4 {
  margin-top: 10px;
  margin-bottom: 10px;
  color: var(--color-blue-dominant);
  font-size: 18px;
  line-height: 24px;
  font-weight: 700;
}

a {
  color: var(--color-blue-dominant);
  font-weight: 400;
  text-decoration: none;
}

a:hover {
  color: var(--color-light-blue);
}

li {
  margin-bottom: 15px;
  padding-left: 5px;
}

.navbar {
  position: fixed;
  width: 100%;
  background-color: #fff;
  box-shadow: 1px 1px 3px 0 rgba(0, 0, 0, 0.3);
}

.intro-section {
  height: 100vh;
  background-image: url('../images/Banner_2024.jpg');
  background-position: 100% 50%;
  background-size: cover;
  background-repeat: no-repeat;
}

.content-section {
  padding-top: 20px;
  padding-bottom: 40px;
}

.content-section.home {
  padding-top: 20px;
}

.content-section.ressourcen {
  background-color: var(--color-blue-dominant);
  color: #fff;
}

.content-section.about {
  padding: 20px 40px 40px;
  background-color: #f0f0f0;
}

.content-section.shops {
  background-color: var(--color-blue-dominant);
  color: #fff;
  text-align: center;
}

.content-section.en {
  background-color: #f0f0f0;
}

.content-section.grafiken {
  padding-top: 20px;
  padding-right: 20px;
  padding-left: 20px;
  background-color: #f0f0f0;
}

.content-section.authors {
  background-color: #f0f0f0;
}

.content-section.imprint {
  padding-top: 40px;
}

.footer-section {
  background-color: #3f3f3f;
  color: #fff;
}

.footer-container {
  padding-top: 30px;
  padding-bottom: 20px;
}

.footer-nav-link {
  display: block;
  width: 100%;
  margin-top: 9px;
  color: #fff;
  line-height: 20px;
  font-weight: 300;
  text-decoration: none;
}

.h1-intro {
  margin-top: 0px;
  margin-bottom: 0px;
  color: #fff;
  font-size: 3.5vw;
  line-height: 44px;
  font-weight: 100;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.h2-intro {
  margin-top: 0px;
  margin-bottom: 0px;
  margin-left: 3px;
  color: #fff;
  font-size: 1.7vw;
  font-weight: 300;
  text-align: left;
  letter-spacing: 2px;
  text-transform: none;
}

.intro-heading-div {
  position: absolute;
  width: auto;
  margin-top: 20vh;
  margin-right: auto;
}

.intro-heading-grey-div {
  position: absolute;
  width: 120px;
  height: 100%;
  margin-right: 20px;
  background-color: rgba(95, 95, 95, 0.76);
}

.intro-heading-text-div {
  margin-left: 120px;
  padding: 20px;
  background-color: rgba(16, 146, 186, 0.75);
}

.nav-link {
  height: 70px;
  margin-left: 30px;
  padding: 30px 5px 10px;
  color: var(--color-blue-dominant);
  font-size: 18px;
}

.nav-link:hover {
  border-bottom: 2px solid var(--color-blue-dominant);
  color: var(--color-blue-dominant);
}

.nav-link:active {
  color: var(--color-light-blue);
}

.nav-link.w--current {
  border-bottom: 2px none var(--color-dark-blue);
  background-color: var(--color-dark-blue);
  color: #fff;
}

.nav-link.w--current:hover {
  border-bottom-style: solid;
  border-bottom-color: #fff;
}

.home-book-img-div {
  margin-bottom: 10px;
}

.column-2-home {
  padding: 20px 20px 10px;
  background-color: #f0f0f0;
}

.home-book-paragraph {
  font-size: 14px;
  line-height: 22px;
}

.center-content-div {
  text-align: center;
}

.download-link-block {
  display: block;
  min-height: 80px;
  clear: right;
  background-image: url('../images/download_o1.png');
  background-position: 10px 45%;
  background-size: 45px;
  background-repeat: no-repeat;
  font-weight: 400;
  text-decoration: none;
}

.download-link-block:hover {
  background-image: url('../images/download_o3.png');
}

.download-link-block:active {
  background-color: var(--color-blue-dominant);
  background-image: url('../images/download-pdf_w.png');
  color: #fff;
}

.download-link-block._1line {
  min-height: 60px;
}

.download-link-block._1line.extern {
  background-image: url('../images/external-link_s.png');
  background-size: 50px;
}

.download-link-block.orange {
  background-color: var(--color-blue-dominant);
  background-image: url('../images/download_w.png');
}

.download-link-block.orange:hover {
  background-color: var(--color-light-blue);
}

.download-link-block.orange._1line.extern {
  background-image: url('../images/external-link_w.png');
}

.link-text-div {
  height: auto;
  color: var(--color-blue-dominant);
}

.nav-anchor {
  scroll-margin-top: 90px; /* 20px (padding .content-section) + 70px (navbar height) */
}

.about-rich-text-block {
  padding-right: 10px;
  padding-left: 10px;
}

.download-link-text {
  margin-left: 70px;
  padding-top: 15px;
  line-height: 24px;
}

.download-link-text.about {
  margin: 15px 20px 15px 70px;
  padding-top: 20px;
  padding-bottom: 20px;
  color: #fff;
  line-height: 23px;
}

.download-link-text.long-text {
  padding-top: 7px;
  line-height: 22px;
}

.book-anchor-div {
  width: 15px;
  height: 15px;
  margin-bottom: 15px;
}

.h2-white {
  color: #fff;
}

.shop-link {
  mask-position: 50% 50%;
  mask-size: contain;
  mask-repeat: no-repeat;
  mask-mode: alpha;
}

.shop-link-de {
  width: min(50%, 160px);
  height: 85px;
  margin-top: 40px;
  display: block;
  margin-left: auto;
  margin-right: auto;
  background-color: white;
}
.shop-link-de:hover {
  background-color: var(--color-light-blue);
}

.shop-link-en {
  width: 150px;
  height: 35px;
  margin-top: 10px;
  margin-bottom: 10px;
  background-color: var(--color-blue-dominant);
}
.shop-link-en:hover {
  background-color: var(--color-light-blue);
}
@media screen and (max-width: 767px) {
  .shop-link-en {
    margin-top: 25px;
    margin-bottom: 25px;
  }
}
.shop-links-en-container {
  margin-top: 18px;
}
@media screen and (min-width: 992px) {
  .shop-links-en-container {
    margin-top: 40px;
  }
}

.shop-link-footer {
  width: 120px;
  height: 35px;
  margin-top: 20px;
  margin-bottom: 10px;
  background-color: white;
}
.shop-link-footer:hover {
  background-color: var(--color-light-blue);
}
@media screen and (min-width: 768px) and (max-width: 991px) {
  .shop-link-footer {
    mask-position: 0 50%;
  }
}

.shop-link.buch7-logo {
  mask-image: url('../images/logo_buch7.svg');
}
.shop-link-en.buch7-logo,
.shop-link-footer.buch7-logo {
  height: 50px;
}
.shop-link.thalia-logo {
  mask-image: url('../images/logo_thalia.svg');
}
.shop-link.amazon-logo {
  mask-image: url('../images/logo_amazon.svg');
}
.shop-link.beltz-logo {
  mask-image: url('../images/Verlagslogo_o.png');
}
.shop-link-de.beltz-logo {
  width: 120px;
}
.shop-link.sage-logo {
  mask-image: url('../images/logo_sage.svg');
}


.ressource-anchor-div {
  width: 15px;
  height: 15px;
  margin-top: 60px;
}

.en-book-column-2 {
  padding-top: 20px;
  padding-left: 40px;
}

.ressource-list {
  padding-left: 20px;
  list-style-type: square;
}

.hint-column-div {
  min-height: 395px;
  margin-top: 20px;
  padding-top: 5px;
  padding-right: 15px;
  padding-left: 15px;
  background-color: #fff;
  color: #000;
}

.hint-column-div.links {
  min-height: 80px;
  padding: 0px;
}

.grafik-download-link-block {
  width: 100%;
  height: 220px;
  margin-top: 20px;
  margin-bottom: 10px;
  background-color: #fff;
  background-position: 50% 50%;
  background-size: contain;
  background-repeat: no-repeat;
}

.grafik-download-link-block:hover {
  border-style: solid;
  border-width: 1px;
  border-color: var(--color-blue-dominant);
}

.grafik-download-link-block.abb16 {
  background-color: #fff;
  background-image: url('../images/Abb-16-Ablauf-inhaltlich-strukturierende-qualitative-Inhaltsanalyse.png');
  background-position: 50% 50%;
  background-size: contain;
  background-repeat: no-repeat;
}

.grafik-download-link-block.abb20 {
  background-image: url('../images/Abb-20-Analyseformen-inhaltlich-strukturierende-qualitative-Inhaltsanalyse.png');
}

.grafik-download-link-block.abb21 {
  background-image: url('../images/Abb-21-Ablauf-evaluative-qualitative-Inhaltsanalyse.png');
}

.grafik-download-link-block.abb25 {
  background-image: url('../images/Abb-25-Ablauf-typenbildende-qualitative-Inhaltsanalyse.png');
}

.grafik-download-link-block.abb22 {
  background-image: url('../images/Abb-22-Analyseformen-evaluative-qualitative-Inhaltsanalyse.png');
}

.grafik-download-container-div {
  width: 18%;
  margin-right: 1%;
  margin-left: 1%;
  float: left;
  font-size: 14px;
  line-height: 22px;
}

.grafik-download-text {
  margin: 20px 10px;
}

.brand-color-div {
  width: 20px;
  height: 70px;
  float: left;
}

.brand-color-div.grey {
  background-color: #8c8c8c;
}

.brand-color-div.orange {
  width: auto;
  padding-top: 10px;
  padding-right: 10px;
  padding-left: 10px;
  background-color: var(--color-dark-blue);
  color: #fff;
  line-height: 24px;
  font-weight: 300;
  letter-spacing: 1px;
}

.banner-section {
  width: 100.0000059009175%;
  height: 320px;
  background-image: url('../images/Banner_2024.jpg');
  background-position: 100% 50%;
  background-size: cover;
  background-repeat: no-repeat;
}

.autor-portrait-div {
  width: 300px;
  height: 300px;
  margin: 20px auto;
  border-radius: 200px;
  background-color: #f0f0f0;
}

.autor-portrait-div._1st {
  background-image: url('../images/Udo-Kuckartz_sw.jpg');
  background-position: 50% 58%;
  background-size: cover;
  background-repeat: no-repeat;
}

.autor-portrait-div._2nd {
  background-image: url('../images/Stefan_Raediker_sw.jpg');
  background-position: 50% 50%;
  background-size: cover;
  background-repeat: no-repeat;
}

.author-container-div {
  max-width: 800px;
  margin-top: 10px;
  padding-right: 20px;
  padding-bottom: 10px;
  padding-left: 20px;
  background-color: #fff;
}

.author-container-div.left {
  margin-left: auto;
}

.author-container-div.right {
  clear: left;
}

.book-overview-div {
  width: 20%;
  padding-right: 10px;
  padding-left: 10px;
  float: left;
}

.book-overview-container-div {
  margin-top: 20px;
  margin-bottom: 20px;
  border-bottom: 1px solid #cfcfcf;
}

.book-img-div {
  overflow: hidden;
  height: 225px;
  margin-bottom: 10px;
}

.book-img-div.border {
  height: 225px;
  border-style: solid;
  border-width: 1px;
  border-color: #dadada;
}

.book-overview-paragraph {
  margin-bottom: 10px;
  font-size: 14px;
  line-height: 20px;
}

.columns-2 {
  padding-bottom: 20px;
}

.h2-footer {
  padding-top: 0px;
  padding-bottom: 0px;
  color: var(--color-light-blue);
  font-size: 28px;
  line-height: 32px;
  text-align: left;
}

.footer-columns {
  padding-right: 40px;
  padding-left: 0px;
}

.footer-copyright-text {
  color: #8f8f8f;
  font-size: 12px;
  line-height: 20px;
  text-align: center;
}

.footer-e-mail-link {
  color: var(--color-white);
  font-weight: 300;
}

.book-img {
  height: 225px;
  object-fit: contain;
}

.h2-booken {
  padding-left: 30px;
  text-align: left;
}

@media screen and (max-width: 991px) {
  .footer-nav-link {
    margin-top: 0px;
    margin-bottom: 4px;
    clear: left;
    line-height: 32px;
  }

  .h1-intro {
    line-height: 30px;
  }

  .h2-intro {
    margin-left: 0px;
    line-height: 16px;
  }

  .intro-heading-grey-div {
    width: 80px;
  }

  .intro-heading-text-div {
    margin-left: 80px;
  }

  .nav-link:hover {
    border-bottom-style: solid;
    border-left-color: var(--color-dark-blue);
  }

  .nav-link.w--current {
    border-bottom-style: none;
    border-bottom-width: 0px;
  }

  .column-2-home {
    padding-top: 10px;
    padding-right: 10px;
    padding-left: 10px;
  }

  .download-link-block {
    min-width: auto;
    padding-top: 0px;
    padding-bottom: 5px;
    background-position: 0px 45%;
  }

  .download-link-block.orange {
    background-size: 30px;
  }

  .download-link-block.orange._1line {
    min-height: 55px;
  }

  .download-link-block.orange._1line.extern {
    background-size: 35px;
  }

  .about-rich-text-block {
    padding-right: 0px;
    padding-left: 0px;
  }

  .download-link-text {
    margin-left: 50px;
  }

  .download-link-text.about {
    margin-top: 0px;
    margin-bottom: 0px;
    margin-left: 50px;
    padding-top: 10px;
    padding-bottom: 10px;
  }

  .shop-link-block.footer {
    height: 25px;
    margin-top: 10px;
    margin-bottom: 0px;
    background-position: 50% 50%;
  }

  .shop-link-block.footer.shop {
    background-size: auto 25px;
  }

  .shop-link-block.footer.verlag {
    background-size: auto 25px;
  }

  .shop-link-block.footer.thalia {
    height: 25px;
    background-position: 50% 50%;
  }

  .shop-link-block.footer.amazon {
    background-position: 50% 50%;
    background-size: auto 25px;
  }

  .en-book-link-block.hugen {
    background-position: 50% 0%;
  }

  .en-book-link-block.amazon {
    background-position: 15% 50%;
  }

  .ressource-anchor-div {
    margin-top: 20px;
  }

  .en-book-column-2 {
    padding-top: 0px;
  }

  .hint-column-div {
    min-height: 495px;
    padding-right: 10px;
    padding-left: 10px;
  }

  .hint-column-div.links {
    min-height: auto;
    padding-right: 5px;
    padding-left: 5px;
  }

  .grafik-download-link-block {
    height: 150px;
  }

  .page-branding.w--current {
    padding-left: 0px;
  }

  .book-img-div {
    height: 175px;
  }

  .book-img-div.border {
    height: 175px;
  }

  .h2-footer {
    margin-bottom: 10px;
    font-size: 24px;
    line-height: 30px;
  }

  .footer-columns:last-child {
    padding-left: 35px;
  }

  .menu-button {
    margin-top: 5px;
  }

  .menu-button.w--open {
    border-radius: 40px;
    background-color: var(--color-dark-blue);
  }

  .book-img {
    height: 175px;
  }
}

@media screen and (max-width: 767px) {
  .navbar {
    position: fixed;
  }

  .content-section {
    padding-right: 10px;
    padding-left: 10px;
  }

  .content-section.about {
    padding-right: 10px;
    padding-left: 10px;
  }

  .footer-nav-link {
    line-height: 24px;
  }

  .h1-intro {
    font-weight: 300;
  }

  .h2-intro {
    padding-top: 10px;
  }

  .nav-link {
    margin-left: 0px;
    padding: 15px 20px;
    border-left: 5px solid #fff;
  }

  .nav-link:hover {
    border-bottom-style: none;
  }

  .home-book-img-div {
    margin-top: 10px;
  }

  .column-2-home {
    padding-top: 10px;
    padding-right: 20px;
    padding-left: 20px;
  }

  .home-book-paragraph {
    font-size: 12px;
    line-height: 22px;
  }

  .download-link-block {
    width: 100%;
    height: 65px;
    min-width: auto;
    margin-top: 10px;
    padding-top: 10px;
    padding-bottom: 0px;
    text-align: left;
  }

  .download-link-block.orange._1line {
    height: 55px;
    padding-top: 5px;
    background-position: 10px 45%;
  }

  .about-rich-text-block {
    padding-right: 10px;
    padding-left: 10px;
  }

  .download-link-text {
    margin-left: 60px;
  }

  .download-link-text.about {
    margin-top: 0px;
    margin-left: 60px;
  }

  .download-link-text.long-text {
    padding-top: 20px;
  }

  .h2-white,
  .h2-booken,
  .en-book-column-2 {
    text-align: center;
  }
  .en-book-img,
  .shop-link-en {
    margin-left: auto;
    margin-right: auto;
    display: block;
  }

  .hint-column-div {
    min-height: auto;
    padding-bottom: 10px;
  }

  .hint-column-div.links {
    margin-top: 10px;
    margin-bottom: 20px;
  }

  .grafik-download-container-div {
    width: 31%;
    height: 380px;
  }

  .book-overview-div {
    width: 50%;
    height: 390px;
  }

  .book-overview-container-div {
    margin-bottom: 0px;
    border-bottom-width: 0px;
  }

  .book-img-div {
    height: 225px;
    margin-right: auto;
    margin-left: auto;
    text-align: center;
  }

  .book-img-div.border {
    width: 160px;
    height: 225px;
  }

  .h2-footer {
    text-align: center;
  }

  .h2-footer.buy {
    margin-left: 0px;
  }

  .footer-columns {
    padding-bottom: 40px;
    padding-left: 20px;
    text-align: center;
  }

  .nav-menu {
    background-color: hsla(0, 0%, 100%, 0.9);
  }

  .book-img {
    height: 225px;
  }

  .h2-booken {
    padding-left: 0px;
  }

  .en-book-img {
    margin-bottom: 20px;
  }
}

@media screen and (max-width: 479px) {
  h2 {
    font-size: 22px;
    line-height: 28px;
    font-weight: 400;
    text-align: center;
  }

  h3 {
    font-size: 22px;
    line-height: 30px;
  }

  .navbar {
    position: fixed;
  }

  .intro-section {
    height: 290px;
    background-position: 0% 50%;
  }

  .h1-intro {
    font-size: 5vw;
    line-height: 14px;
    letter-spacing: 1px;
  }

  .h2-intro {
    padding-top: 10px;
    font-size: 3vw;
    line-height: 14px;
    text-align: left;
    letter-spacing: 1px;
  }

  .intro-heading-div {
    margin-top: 130px;
  }

  .intro-heading-grey-div {
    width: 30px;
  }

  .intro-heading-text-div {
    margin-left: 30px;
    padding: 20px 10px 10px;
  }

  .intro-heading-text-div.pages {
    padding-bottom: 20px;
  }

  .home-book-paragraph {
    font-size: 18px;
    line-height: 28px;
  }

  .download-link-text {
    padding-top: 5px;
  }

  .download-link-text.about {
    margin-top: 0px;
  }

  .download-link-text.long-text {
    padding-top: 0px;
    line-height: 20px;
  }

  .h2-white {
    text-align: center;
  }

  .shop-link-block {
    width: 100%;
  }

  .shop-link-block.thalia {
    background-position: 50% 50%;
  }

  .en-book-column-2 {
    padding-left: 10px;
  }

  .grafik-download-link-block.abb16 {
    margin-top: 0px;
  }

  .grafik-download-container-div {
    width: 100%;
    height: auto;
    margin-bottom: 20px;
  }

  .page-branding {
    padding-left: 0px;
  }

  .banner-section {
    background-position: 50% 100%;
    background-size: cover;
  }

  .autor-portrait-div {
    width: 230px;
    height: 230px;
  }

  .book-overview-div {
    width: 100%;
    margin-bottom: 20px;
    padding-bottom: 10px;
  }

  .book-overview-container-div {
    margin-top: 0px;
    margin-bottom: 0px;
    border-bottom-style: none;
  }

  .book-img-div {
    margin-right: 0px;
    margin-left: 0px;
    text-align: left;
  }

  .book-img-div.border {
    width: 160px;
  }

  .footer-columns {
    padding-right: 20px;
  }
}