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

html {
  height: 100%;
}

body {
  display: flex;
  flex-direction: column;
  color: rgb(80, 80, 80);
  height: 100%;
  background-image: url(./img/Background_graphic_01.png);
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  font-family: 'Ubuntu', 'Helvetica', 'Arial', 'sans-serif';
}

/* .background-image {
  position: fixed;
  width: 100%;
  height: 100vh;
  z-index: -10;
} */

.material-symbols-outlined {
  font-variation-settings: "FILL" 1, "wght" 400, "GRAD" 0, "opsz" 24;
  font-size: 4rem;
  color: darkcyan;
}

h1 {
  font-size: 2.4rem;
}

h2 {
  font-size: 1.8rem;
}

h3 {
  font-size: 1.2rem;
}

h4 {
  font-size: 3rem;
}

li {
  list-style: disc;
  margin: 0 0 0 1.2rem;
}

a:link {
  color: darkcyan;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
  text-decoration-color: darkcyan;
  text-decoration-thickness: 2px;
  /* background-color: rgb(240, 248, 255); */
}

a:visited {
  color: darkcyan;
  text-decoration: none;
}

button {
  border: initial;
  background: initial;
  font: inherit;
  cursor: pointer;
}

input {
  font: inherit;
  border: none;
  outline: solid 1px darkcyan;
  border-radius: 10rem;
  padding: 0.4rem 1.2rem;
  color: darkcyan;
}

/* general site settings */
.highlight-text {
  background-color: darkcyan;
  display: inline;
  padding: 0;
  margin: 0;
  color: #fff;
  line-height: 3.8rem;
}

.btn {
  background-color: darkcyan;
  color: #fff;
  padding: 0.6rem 1.2rem 0.7rem 1.2rem;
  border-radius: 10rem;
  width: auto;
  transition: all 0.2s ease;
}

.btn:hover {
  box-shadow: 0 0.1rem 0.4rem rgba(0, 0, 0, 0.4);
}

.btn_close {
  float: right;
  margin-right: -1.5rem;
  margin-top: -1.5rem;
}

.btn_close img {
  width: 2rem;
}

.color-light-grey {
  background-color: #f5f5f7;
}

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

/* header */
.logo {
  display: flex;
  padding: 0.8rem 2rem 0.8rem;
  width: 1200px;
  margin: auto;
}

.logo-text {
  display: none;
  align-items: center;
  justify-content: space-between;
  margin-left: 2.1rem;
  width: 100%;
}

.logo-text-inner {
  display: flex;
  align-items: center;
}

.logo img {
  height: 2.6rem;
}

.logobar {
  position: fixed;
  width: 100%;
  display: flex;
  background-color: rgba(245, 245, 247, 0.8);
  z-index: 10;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.header {
  background-color: #fff;
  border-bottom: solid 1px darkcyan;
  padding-top: 4.2rem;
  height: 11.4rem;
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1200px;
  padding: 1rem 2rem 1rem 2rem;
  margin: auto;
}

.header-img {
  position: relative;
  height: 40rem;
  width: 100%;
  border-bottom: solid 1px darkcyan;
  background-color: lightblue;
  opacity: 0.3;
}

.header-title {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.header h1 {
  text-shadow: 0 0.05rem 0.1rem;
}

.header-logo {
  width: 100px;
}

/* main content */
.main-container {
  background-color: #fff;
  /* background-color: rgb(245,245,247); */
}

.content-container {
  margin: 2rem auto;
  max-width: 1200px;
  padding: 2rem;
}

.content-container-img {
  box-sizing: border-box;
  display: flex;
  column-gap: 3rem;
}

.content-container-img img {
  height: auto;
  max-width: 50%;
  /* object-fit: contain; */
}

.newsletter-container {
  margin: 0 auto 3rem;
  max-width: 40rem;
  background-color: aliceblue;
  padding: 3rem;
  border: solid 1px #fff;
  box-shadow: 0px 5px 30px -15px rgba(0, 0, 0, 0.3);
}

.newsletter-container .btn {
  margin-top: 2rem;
}

.newsletter-container h1 {
  font-weight: 500;
}

.newsletter-container h3 {
  line-height: 1.2;
}

.quote {
  display: flex;
  margin: 4rem 2rem 0 2rem;
  max-width: fit-content;
}

.quote h2 {
  line-height: 1.2;
}

.quote img {
  height: 5rem;
  margin-right: 1rem;
}

.container {
  /* border: solid 2px red; */
  background-color: aliceblue;
}

.section-title {
  padding: 2rem 0 2rem;
}

.section-title h1 {
  font-weight: 500;
}

.card-container {
  /* border: solid 2px green; */
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  column-gap: 3rem;
  row-gap: 6rem;
  /* max-width: 1280px; */
}

.card {
  display: flex;
  flex-direction: column;
  /* border-top: solid 0.1rem darkcyan; */
  flex: 1;
  flex-basis: 20rem;
  /* padding-top: 1rem; */
}

.card img {
  /* height: 6rem; */
  width: 100%;
  object-fit: contain;
}

.card .btn {
  margin-top: auto;
  width: 7rem;
}

/* .card h1 {
  font-weight: 500;
} */

.card h2 {
  font-weight: 500;
  padding: 0.2rem 0;
}

.card h3 {
  line-height: 1.2;
}

.card-content {
  margin: 0.3rem 0 1.2rem 0;
  font-size: 1.6rem;
  font-weight: 100;
  line-height: 2rem;
}

.card .price {
  margin-top: auto;
  padding: 1rem 0;
}

/* footer settings */
footer {
  background-color: lightblue;
  border-top: solid 1px darkcyan;
  height: 100vh;
}

.footer-container {
  display: flex;
  flex-wrap: wrap;
  margin: auto;
  padding: 2rem;
  column-gap: 2rem;
  max-width: 1200px;
  align-items: start;
}

footer .item {
  display: flex;
  flex-direction: column;
  flex: 1;
  flex-basis: 12rem;
  margin: 0 0 1rem 0;
}

footer .item:nth-child(2) {
  flex: 2;
  flex-basis: 26rem;
}

footer .contact-line {
  display: flex;
  margin: 0 0 0.4rem 0;
}

footer .contact-line .material-symbols-outlined {
  font-size: 1.6rem;
  color: darkcyan;
  margin: -0.35rem 0.3rem 0 0;
}

footer h3 {
  font-weight: 500;
  padding: 0 0 0.5rem 0;
}

footer p {
  line-height: 1.2rem;
}

/* overlay settings */
.overlay {
  position: fixed;
  overflow-y: auto;
  /* Enables scrolling */
  display: none;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background-color: rgba(0, 0, 0, 0.8);
  z-index: 1;
}

.overlay h1 {
  font-weight: 900;
}

.overlay h2 {
  font-weight: 900;
  margin-bottom: 0.3rem;
}

.impressum {
  display: none;
  background-color: #fff;
  max-width: 1000px;
  padding: 2rem;
  margin: 5.3rem auto 0;
}

.datenschutz {
  display: none;
  background-color: #fff;
  max-width: 1000px;
  padding: 2rem;
  margin: 5.3rem auto 0;
}

.nutzung {
  display: none;
  background-color: #fff;
  max-width: 1000px;
  padding: 2rem;
  margin: 5.3rem auto 0;
}

input[type=checkbox] {
  width: auto;
  outline: none;
  margin-top: 2px;
}

.impressum h3,
.datenschutz h3,
.nutzung h3 {
  font-weight: bolder;
  color: darkcyan;
}

/* responsive mobile setting */
@media (max-width: 680px) {
  h4 {
    font-size: 2.4rem;
  }

  .highlight-text {
    line-height: 3.2rem;
  }

  .card {
    flex: none;
    width: 100%;
  }

  .logo {
    display: block;
  }

  .logo-text {
    margin: 0.6rem auto;
  }

  .logo-text h2 {
    font-size: 1.4rem;
  }

  .header {
    align-items: start;
    padding: 2rem;
    flex-direction: column;
    background-color: rgba(173, 216, 230, 0.80);
    height: auto;
    margin-top: 4.2rem;
  }

  .header-container {
    display: block;
    padding: 0;
  }

  .header-title {
    display: flex;
    flex-direction: column;
    align-items: start;
    margin-bottom: 2rem;
  }

  .header-img {
    display: none;
  }

  .main-container {
    display: block;
    text-align: left;
    border: none;
  }

  .quote {
    display: block;
    align-items: start;
    margin: 0;
  }

  .quote img {
    height: 3.5rem;
    margin: 0 1rem 1rem 0;
  }

  .card-container {
    row-gap: 2rem;
  }

  input {
    width: 100%;
  }

  footer.item {
    margin: 0 0 1.6rem;
  }

  .section-title {
    padding: 0 0 2rem;
  }

  body {
    background-attachment: scroll;
  }

  .newsletter-container {
    display: block;
    padding: 1rem;
    text-align: left;
    margin: 0;
  }
}