* {
  -webkit-locale: auto;
  white-space: normal;
  text-rendering: optimizeSpeed;
}

:root {
  --background-color: #fff;
  --color-blue: #049ef4;
  --text-color: #444;
  --secondary-text-color: #9e9e9e;
  --font-size: 16px;
  --line-height: 26px;
  --border-style: 1px solid #e8e8e8;
  --header-height: 48px;
  --panel-width: 300px;
  --panel-padding: 16px;
  --icon-size: 20px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --background-color: #222;
    --text-color: #bbb;
    --secondary-text-color: #666;
    --border-style: 1px solid #444;
  }
}

@font-face {
  font-family: Roboto-Light;
  src: url("../files/Roboto-Light.ttf");
  font-weight: lighter;
  font-style: normal;
}

@font-face {
  font-family: Roboto-Bold;
  src: url("../files/Roboto-Bold.ttf");
  font-weight: 900;
  font-style: normal;
}

@font-face {
  font-family: Roboto-Bold;
  src: url("../files/Roboto-Bold.ttf");
  font-weight: bold;
  font-style: normal;
}

* {
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

html {
  font-size: calc(var(--font-size) - 1px);
  line-height: calc(var(--line-height) - 1px);
}

body {
  font-family: Roboto-Bold;
  font-size: 2ch;
  margin: 0px;
  background-color: white;
}

label {
  font-size: 1ch;
}

a {
  text-decoration: none;
}

h1 {
  font-size: 18px;
  line-height: 24px;
  font-weight: 500;
}

h2 {
  padding: 0;
  margin: 16px 0;
  font-size: calc(var(--font-size) - 1px);
  line-height: var(--line-height);
  font-weight: 500;
  color: var(--color-blue);
}

h3 {
  margin: 0;
  font-weight: 500;
  font-size: calc(var(--font-size) - 1px);
  line-height: var(--line-height);
  color: var(--secondary-text-color);
}

h1 a {
  color: var(--color-blue);
}

#header {
  display: flex;
  height: var(--header-height);
  border-bottom: var(--border-style);
  align-items: center;
}

#header h1 {
  padding-left: var(--panel-padding);
  flex: 1;
  display: flex;
  align-items: center;
  color: var(--color-blue);
}

#header #version {
  border: 1px solid var(--color-blue);
  color: var(--color-blue);
  border-radius: 4px;
  line-height: 16px;
  padding: 0px 2px;
  margin-left: 6px;
  font-size: 0.9rem;
}

#panel {
  position: fixed;
  z-index: 100;
  left: 0px;
  width: var(--panel-width);
  height: 100%;
  overflow: auto;
  border-right: var(--border-style);
  display: flex;
  flex-direction: column;
  transition: 0s 0s height;
}

#panel #exitSearchButton {
  width: 48px;
  height: 48px;
  display: none;
  background-color: var(--text-color);
  background-size: var(--icon-size);
  -webkit-mask-image: url(../files/ic_close_black_24dp.svg);
  -webkit-mask-position: 50% 50%;
  -webkit-mask-repeat: no-repeat;
  mask-image: url(../files/ic_close_black_24dp.svg);
  mask-position: 50% 50%;
  mask-repeat: no-repeat;
  cursor: pointer;
  margin-right: 0px;
}

#panel.searchFocused #exitSearchButton {
  display: block;
}

#panel.searchFocused #language {
  display: none;
}

#panel.searchFocused #filter {
  -webkit-mask-image: none;
  mask-image: none;
  background-color: inherit;
  padding-left: 0;
}

#panel #expandButton {
  width: 48px;
  height: 48px;
  margin-right: 4px;
  margin-left: 4px;
  display: none;
  cursor: pointer;
  background-color: var(--text-color);
  background-size: var(--icon-size);
  -webkit-mask-image: url(../files/ic_menu_black_24dp.svg);
  -webkit-mask-position: 50% 50%;
  -webkit-mask-repeat: no-repeat;
  mask-image: url(../files/ic_menu_black_24dp.svg);
  mask-position: 50% 50%;
  mask-repeat: no-repeat;
}

#panel #sections {
  display: flex;
  justify-content: center;
  z-index: 1000;
  position: relative;
  height: 100%;
  align-items: center;
  font-weight: 500;
}

#panel #sections * {
  padding: 0 var(--panel-padding);
  height: 100%;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

#panel #sections .selected:after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  border-bottom: 1px solid var(--text-color);
}

#panel #sections a {
  color: var(--secondary-text-color);
}

body.home #panel #sections {
  display: none;
}

#panel #inputWrapper {
  display: flex;
  align-items: center;
  height: var(--header-height);
  padding: 0 0 0 var(--panel-padding);
  position: relative;
  background: var(--background-color);
}

#panel #inputWrapper:after {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  border-bottom: var(--border-style);
  content: "";
}

#panel #filter {
  flex: 1;
  width: 100%;
  padding: 0 36px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-color);
  outline: none;
  border: 0px;
  background-color: var(--text-color);
  background-size: var(--icon-size);
  -webkit-mask-image: url(../files/ic_search_black_24dp.svg);
  -webkit-mask-position: 0 50%;
  -webkit-mask-repeat: no-repeat;
  mask-image: url(../files/ic_search_black_24dp.svg);
  mask-position: 0 50%;
  mask-repeat: no-repeat;
  font-family: "Roboto-Bold", monospace;
}

#panel #language {
  font-family: "Roboto-Bold", monospace;
  font-size: 1rem;
  line-height: 1rem;
  font-weight: 500;
  color: var(--text-color);
  border: 0px;
  background-image: url(ic_arrow_drop_down_black_24dp.svg);
  background-size: var(--icon-size);
  background-repeat: no-repeat;
  background-position: right center;
  background-color: var(--background-color);
  padding: 2px 24px 4px 24px;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  margin-right: 10px;
}

#panel #language:focus {
  outline: none;
}

#contentWrapper {
  flex: 1;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transform: translate3d(0, 0, 0);
}

#panel #content {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  -webkit-overflow-scrolling: touch;
  padding: 0 var(--panel-padding) var(--panel-padding) var(--panel-padding);
}

#panel #content ul {
  list-style-type: none;
  padding: 0px;
  margin: 0px 0 20px 0;
}

#panel #content ul li {
  margin: 1px 0;
}

#panel #content h2 {
  margin-top: 32px;
  border-top: var(--border-style);
  padding-top: 12px;
}

#panel #content h2:first-child {
  margin-top: 16px !important;
  border-top: none;
  padding-top: 0;
}

#panel #content a {
  position: relative;
  color: var(--text-color);
}

#panel #content a:hover,
#panel #content a:hover .spacer,
#panel #content .selected {
  color: var(--color-blue);
}

#panel #content .selected {
  text-decoration: underline;
}

#panel #content .hidden {
  display: none !important;
}

body.home #panel #content h2 {
  margin-bottom: 2px;
  padding-bottom: 0px;
  margin-top: 18px;
  border-top: none;
  padding-top: 6px;
}

.spacer {
  color: var(--secondary-text-color);
  margin-left: 2px;
  padding-right: 2px;
}

#viewer,
iframe {
  position: absolute;
  border: 0px;
  left: 0;
  right: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
}

#viewer {
  padding-left: var(--panel-width);
}

#button {
  position: fixed;
  bottom: 16px;
  right: 16px;
  padding: 12px;
  border-radius: 50%;
  margin-bottom: 0px;
  background-color: #fff;
  opacity: 0.9;
  z-index: 999;
  box-shadow: 0 0 4px rgba(0, 0, 0, 0.15);
}

#button:hover {
  cursor: pointer;
  opacity: 1;
}

#button img {
  display: block;
  width: var(--icon-size);
}

#button.text {
  border-radius: 25px;
  padding-right: 20px;
  padding-left: 20px;
  color: var(--color-blue);
  opacity: 1;
  font-weight: 500;
}

#projects {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  line-height: 0;
}

#projects a {
  overflow: hidden;
}

#projects a img {
  width: 100%;
  transform: scale(1);
  transition: 0.15s transform;
}

#projects a:hover img {
  transform: scale(1.08);
}

.extraButtonsContainer {
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  flex-direction: column;
  flex-wrap: wrap;
  align-content: center;
  margin: 1em 3em;
}

.extraButtonsContainer p {
  font-family: "Roboto-Bold";
  margin: 1em 0em;
}

.extraButtonsContainer img {
  width: 10em;
}

.button {
  margin: 0.5em;
  background-color: unset;
  cursor: pointer;
  text-align: center;
  border: unset;
  width: 3em;
}

.download_hover {
  cursor: pointer;
  width: 10em;
}

.link_button {
  border: unset;
  background-color: unset;
  cursor: pointer;
}

.downloadButtonContainer {
  position: absolute;
  right: 33%;
  margin: 1em 3em;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hidden {
  opacity: 0;
}

@media all and (min-width: 1500px) {
  #projects {
    grid-template-columns: repeat(7, 1fr);
  }
}

@media all and (min-width: 1700px) {
  :root {
    --panel-width: 360px;
    --font-size: 18px;
    --line-height: 28px;
    --header-height: 56px;
    --icon-size: 24px;
  }
  #projects {
    grid-template-columns: repeat(8, 1fr);
  }
}

@media all and (min-width: 1900px) {
  #projects {
    grid-template-columns: repeat(9, 1fr);
  }
}

@media all and (max-width: 1300px) {
  #projects {
    grid-template-columns: repeat(6, 1fr);
  }
}

@media all and (max-width: 1100px) {
  #projects {
    grid-template-columns: repeat(5, 1fr);
  }
}

@media all and (max-width: 900px) {
  #projects {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media all and (max-width: 700px) {
  #projects {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* mobile */

@media all and (max-width: 640px) {
  :root {
    --header-height: 56px;
    --icon-size: 24px;
  }
  #projects {
    grid-template-columns: repeat(2, 1fr);
  }
  #panel #expandButton {
    display: block;
  }
  #panel {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    right: 0;
    z-index: 1000;
    overflow-x: hidden;
    transition: 0s 0s height;
    border: none;
    height: var(--header-height);
    transition: 0s 0.2s height;
  }
  #panel.open {
    height: 100%;
    transition: 0s 0s height;
  }
  #panelScrim {
    pointer-events: none;
    background-color: rgba(0, 0, 0, 0);
    position: absolute;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    z-index: 1000;
    pointer-events: none;
    transition: 0.2s background-color;
  }
  #panel.open #panelScrim {
    pointer-events: auto;
    background-color: rgba(0, 0, 0, 0.4);
  }
  #contentWrapper {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    background: var(--background-color);
    box-shadow: 0 0 8px rgba(0, 0, 0, 0.1);
    width: calc(100vw - 60px);
    max-width: 360px;
    z-index: 10000;
    transition: 0.25s transform;
    overflow-x: hidden;
    margin-right: -380px;
    line-height: 2rem;
  }
  #panel.open #contentWrapper {
    transform: translate3d(-380px, 0, 0);
  }
  #viewer,
  iframe {
    left: 0;
    top: var(--header-height);
    width: 100%;
    height: calc(100% - var(--header-height));
  }
  #viewer {
    padding-left: 0;
  }
}

@media only screen and (max-width: 992px) {
  .hidden {
    display: none;
  }
  .downloadButtonContainer {
    margin: 1em;
  }
  .downloadButtonContainer {
    flex-direction: row-reverse;
    align-items: center;
  }
}