/* styles.css  */

/* colors */
:root {
  --palette-white: #FFFFFF;
  --palette-extra-extra-light: #cce7ff;
  --palette-extra-light: #87C7FF;
  --palette-light: #80A1F5;
  --palette-medium: #A176F5;
  --palette-vivid: #B86EF5;
  --palette-dark: #6c7a8f;
  --palette-extra-dark: #574FA6;
  --palette-light-grey: #EEEEEE;
  --palette-grey: #DDDDDD;
  --palette-black: #000000;
}

:root {
  --color-hover: var(--palette-light);

  --color-page-header-background: var(--palette-extra-dark);
  --color-page-header-text: var(--palette-extra-extra-light);
  --opacity-page-header: 0.9;

  --color-content-text: var(--palette-dark);
  --color-content-background: var(--palette-white);
  --opacity-background-image: 0.5;

  --color-title-text: var(--palette-black);
  --color-title-background: var(--palette-white);
  --color-languages-text: var(--palette-extra-light);
  --color-navigation-text: var(--palette-black);
  --color-navigation-text-invers: var(--palette-white);
  --color-navigation-background: var(--palette-grey);
}

:root.high-contrast {
  --color-hover: var(--palette-light);

  --color-page-header-text: var(--palette-white);
  --opacity-page-header: 1.0;
  --opacity-background-image: 1.0;

  --color-content-text: var(--palette-black);
  --color-content-background: var(--palette-white);

  --color-title-text: var(--palette-black);
  --color-title-background: var(--palette-white);
  --color-languages-text: var(--palette-extra-light);
  --color-navigation-text: var(--palette-black);
  --color-navigation-text-invers: var(--palette-white);
  --color-navigation-background: var(--palette-grey);
}

:root {
  --width-page-header-text: 50%;
  --width-content: 50%;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 0;
  font-family: 'Assistant';
  font-size: 1.0em;
}

table {
  border-width: 0px;
  opacity: 1.0;
  text-align: left;
}

a {
  white-space: nowrap;
  outline: none;
  cursor: pointer;
  transition: 0.3s;
  background-color: transparent;
  color: var(--color-content-text);
  text-decoration: underline;
}
a:hover {
  color: var(--color-hover);
}

span {
  white-space: nowrap;
  outline: none;
  cursor: pointer;
  padding: 14px 16px;
  transition: 0.3s;
}
span:hover {
  color: var(--color-hover);
}

button:hover {
  color: var(--color-hover);
}

.hamburger-menu {
  display: inline-block;
}

ul.hamburger:hover {
  color: var(--color-hover);
}

h2 {
  max-width: 50em;
  margin-block-start: 2em;
  font-weight: normal;
  font-size: 2.5em;
  text-align: left;
  padding: 0px 10px;
  color: var(--color-content-text);
}

/* inline header in unordered list */
.li-header {
  list-style-type: none;
  margin: 0.7em 0px 0.7em -1.1em;
}

/* a table with two columns */
.table-two-colums td {
  padding: 0 15px;
  text-align: left;
  vertical-align: top;
}

.page_header {
  position: relative;
  width: 100%;
  border-collapse: collapse;
  border: none;
  vertical-align: middle;
  line-height: 70%;
  background: var(--color-page-header-background);
}
.page_header td, .page_header th {
  padding: 0;
  align-items: center;
}
.page_header_left {
  vertical-align: middle;
}
.page_header_text {
  font-size: 2.7em;
  width: var(--width-page-header-text);
  text-align: center;
  color: var(--color-page-header-text);
}
.page_header_1 {
  line-height: 120%;
  display: block;
}
.page_header_2 {
  line-height: 120%;
}
.page_header_image {
  position: absolute;
  top: 10%;
  left: 2%;
  height: 77px;
  opacity: var(--opacity-page-header);
  display: block;
}
.page_header_selection {
  font-size: 1.2em;
  line-height: 120%;
  text-align: center;
  opacity: var(--opacity-page-header);
}
.toggle-contrast {
  cursor: pointer;
  width: 2em;
  text-align: center;
}

/* width of table columns according "golden section": 1:1.618:1 = 19%:82%:19% */
.content {
  width: 100%;
  text-align: left;
  vertical-align: middle;
  padding: 0px 10px;
}
.content_body {
  max-width: 50em;
  font-weight: normal;
  font-size: 1.3em;
  text-align: left;
  color: var(--color-content-text);
  background-color: var(--color-content-background);
  position:relative;
}

.tabs {
  width: 100%;
  text-align: center;
  background-color: var(--color-navigation-background);
}
.tabs button {
  background-color: inherit;
  border: none;
  outline: none;
  cursor: pointer;
  padding: 14px 16px;
  transition: 0.3s;
  font-size: 17px;
}

.background-image {
	position: absolute;
  z-index:0;
	width: 28%;
	opacity: var(--opacity-background-image);
}
.background-image:hover {
	opacity: 1;
}
.background-image-1 {
	top: 0.4em;
	left: -30%;
}
.background-image-2 {
	bottom: 0%;
	left: 102%;
    width: 20%;
}


@media (max-width: 800px) {
  .remove-on-mobile {
    display: none;
  }
}
@media (max-width: 800px) {
  .display-on-mobile {
    display: block;
  }
}
@media (max-width: 1100px) {
  .remove-on-mobile-header {
    display: none;
  }
}

/* neue Klassen für den Header */

.page-header2-container {
  display: flex;              /* damit die Elemente nebeneinander angezeigt werden */
  align-items: center;
  width: 100%;
  border-collapse: collapse;
  border-width: 10px 0px 10px 0px;
  border: none;
  padding: 10px 40px 10px 40px;
  box-sizing: border-box;
  line-height: 70%;
  background: var(--color-page-header-background);
}

.page-header2-logo {
  height: 80px;
  object-fit: cover;
	opacity: var(--opacity-page-header);
}

.page-header2-text {
  flex-grow: 1;               /* damit der Text den verfügbaren Platz einnimmt und zentriert bleibt */
  text-align: center;
  margin: 0 10px;
  overflow: wrap;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-size: 2.7em;
  line-height: 120%;
  width: var(--width-page-header-text);
  color: var(--color-page-header-text);
}

.page-header2-icons {                /* damit die Icons nebeneinander angezeigt werden */
  display: flex;
  align-items: center;
}

.page-header2-contrast-icon {

}

.page-header2-flag-icon {
  display: inline-block;
  width: 24px;
  height: 16px;
  background-size: cover;
	opacity: var(--opacity-page-header);
}

.page-header2-contrast-icon img {
  display: inline-block;
  margin: 0 0 0 10px;
  width: 24px;
  height: 32px;
}

@media (max-width: 800px) {
  .page-header2-container {
      flex-direction: row;
      align-items: center;
  }

  .page-header2-text {
      white-space: normal;
      text-align: center;
  }
}

@media (max-width: 500px) {
  .page-header2-container {
      flex-direction: row;
      align-items: center;
  }

  .page-header2-text {
      white-space: normal;
      margin: 10px 0;
  }

  .page-header2-image {
      display: none;
  }

  .page-header2-icons {
      margin-top: 0;
  }
}