kontra/docs/assets/styles.css

Kontra HTML5 game development library

/*
  BASELINE FONT - 16px
  BASELINE GRID - 1.625rem

  MODULAR FONT SCALE
  ------------------
  14px - small
  16px - body, H6
  18px - H5
  22px - H4
  26px - H3
  30px - H2
  36px - H1
*/

html {
  font-size: 20px;
}

html, body {
  height: 100%;
}





/*
 * TYPOGRAPHY
 */
body {
  /* mobile first system ui font stack */
  font-family: -apple-system, BlinkMacSystemFont,
  "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell",
  "Fira Sans", "Droid Sans", "Helvetica Neue",
  sans-serif;

  color: #242729;
  background: #fdfdfd;
  margin: 0;
  line-height: 1.625rem;
}

h2, h3, h4, h5, h6 {
  margin: 0 0 1rem 0;
  font-weight: normal;
}

h1, .nav-heading {
  font-size: 2.666rem;   /* 48 / 18 */
  line-height: 3.25rem;  /* 1.625 * 2 */
  font-weight: bold;
  padding-bottom: 0.8125rem;
  margin: 0;
}

h2, .nav-api-heading {
  font-size: 1.875rem;   /* 30 / 16 */
  line-height: 2.25rem;
  margin-bottom: 1rem;
  padding-right: 1.312rem;
}

h3 {
  margin-top: 1.312rem;
  font-size: 1rem;
  line-height: 1.625rem;
  font-weight: bold;
}

h4 {
  font-size: 1.375rem;   /* 22 / 16 */
  line-height: 1.625rem;
}

h5 {
  font-size: 1.125rem;   /* 18 / 16 */
  line-height: 1.625rem;
}

p {
  font-size: 1rem;
  line-height: 1.625rem;
}

p, ul, ol, dl, table, pre[class*=language-], canvas, form, figure, .tablist {
  margin: 0 0 1.312rem;
}

ul, dl {
  padding-left: 1.312rem;
}

li {
  line-height: 1.625rem;
}

dd + dt {
  margin-top: 0.75rem;
}

dd {
  margin-left: 1.312rem;
}

dt {
  margin-bottom: 0.382rem;
}

a {
  color: #3e76c2;
  text-decoration: none;
}

a:hover,
a:focus {
  text-decoration: underline;
}

a:visited {
  color: #3e76c2;
}

/* highlight selected section */
:target {
  transform: translateX(20px);
  border-left-color: #3e76c2;
}
section > h2 {
  border-left: 40px solid white;
  padding-left: 10px;
  transition: transform 0.5s ease, border-left-color 0.5s ease;
  margin-left: -50px;
}


.content {
  display: flex;
  height: 100%;
}

canvas {
  max-width: 100%;
  background: #333333;
}

main {
  padding: 1.325rem;
  flex-grow: 1;
  position: relative;
  height: 100%;
  box-sizing: border-box;
}

main > div {
  max-width: 33.333rem;
}

.github-corner:hover .octo-arm {
  animation: octocat-wave 560ms ease-in-out
}

@keyframes octocat-wave {
  0%, 100%{
    transform: rotate(0)
  }
  20%, 60% {
    transform: rotate(-25deg)
  }
  40%, 80% {
    transform: rotate(10deg)
  }
}

@media (max-width: 500px) {
  .github-corner:hover .octo-arm {
    animation:none
  }

  .github-corner .octo-arm {
    animation: octocat-wave 560ms ease-in-out
  }

  .github-corner svg {
    width: 60px;
    height: 60px;
  }
}

.main-nav {
  background: #333333;
  padding: 1.325rem;
  width: 13.8889rem;
  flex-shrink: 0;
  overflow-y: auto;
}

nav {
  padding-right: 14.6%;
}

.nav-heading, .nav-api-heading {
  color: #fdfdfd;
  display: block;
}

.main-nav section:first-child {
  margin-top: 0;
}

.main-nav a {
  color: #fdfdfd;
  display: block;
  line-height: 1.25rem;
  margin: 0 0 0.382rem 0;
  padding: 0.4rem 0 0.4rem 0.382rem;
  text-decoration: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.main-nav a:visited {
  color: #fdfdfd;
}

.main-nav a:hover,
.main-nav a:focus,
.main-nav a[aria-current] {
  background: #fdfdfd;
  color: #242729;
  text-decoration: none;
  text-rendering: auto;
  -webkit-font-smoothing: auto;
  -moz-osx-font-smoothing: auto;
}

.main-nav a[href="#main"] {
  position: absolute;
  top: -100%;
}

.main-nav a[href="#main"]:focus {
  top: 0;
}

.main-nav strong {
  display: block;
  margin: 1.625rem 0 0.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid #fdfdfd;
  color: #fdfdfd;
}

/*nav * {
  padding-left: 5px;
}*/

.toc ul {
  position: relative;
}

/* hide bulleted lists without using "list-style: none;" so VoiceOver still reads
   the toc as a list
   @see http://www.456bereastreet.com/archive/201109/screen_readers_list_items_and_list-stylenone/ */
.toc ul:after {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 1.312rem;
  background: #fdfdfd;
}

.toc li a {
  line-height: 1rem;
  display: block;
  margin: 0.1rem 0;
}

/* make the first level links line up with the nested links */
.toc > ul > li > a {
  margin-left: 1.312rem;
}

section {
  margin-top: 3.25rem;
}

main h2,
main h3 {
  position: relative;
}

.section-link {
  color: #242729;
  display: block;
}

.section-link:visited {
  color: #242729;
}

h2 [aria-hidden=true],
h3 [aria-hidden=true] {
  position: absolute;
  top: 0;
  right: 0;
}

code[class*=language-], pre[class*=language-] {
  font-size: 0.889rem;
}

[role=tablist] {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
}

[role=tablist] li:last-child {
  flex-grow: 1;
  border-bottom: 1px solid #333;
}

[role=tabpanel] {
  margin: 0;
  border: 1px solid #333;
  border-top: none;
}

[role=tabpanel] {
  display: none;
}

[role=tabpanel] pre {
  margin: 0;
}

[role=tab] {
  position: relative;
  padding: 0.5rem 1rem;
  display: block;
  background: none;
  border: 0;
  font-size: 0.75rem;
  cursor: pointer;
  border-left: 1px solid #aaa;
  border-right: 1px solid #aaa;
  border-top: 1px solid #aaa;
}

[role=tab]:before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  border-bottom: 1px solid #333;
}

[data-examples=global] [data-tab=global] [role=tab],
[data-examples=es] [data-tab=es] [role=tab],
[data-examples=bundle] [data-tab=bundle] [role=tab] {
  background: #f5f2f0;
  border-color: #333;
}

[data-examples=global] [data-tab=global] [role=tab]:before,
[data-examples=es] [data-tab=es] [role=tab]:before,
[data-examples=bundle] [data-tab=bundle] [role=tab]:before {
  display: none;
}

[data-examples=global] [data-tabpanel=global],
[data-examples=es] [data-tabpanel=es],
[data-examples=bundle] [data-tabpanel=bundle] {
  display: block;
}

.object-prop {
  margin-top: 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid;
}

code:not([class]) {
  background: #f5f2f0;
  display: inline-block;
  padding: 0 0.25rem;
}

.optional {
  display: inline-block;
  margin-left: 1rem;
  padding: 0 0.25rem;
  font-style: italic;
}


/*
 * Customized bundle
 */
label {
  display: flex;
  align-items: center;
}

label input {
  margin-right: 0.5rem;
}

.filesize:before {
  content: '(';
}

.filesize:after {
  content: ')';
}

/*#download {
  display: inline-block;
  position: absolute;
  right: 0;
  top: 0;
  border: 1px solid #3073dd;
  padding: 0.607rem 1.429rem;
  text-decoration: none;
  background: #3e76c2;
  color: #fdfdfd;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 1.35rem;
  line-height: 1;
}

#download:hover {

}*/

.code-section {
  position: relative;
  margin-top: 0;
}

.code-title {
  max-width: 100%;
}

.code-output {
  height: 350px;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

figure {
  text-align: center;
}

figure img {
  background: #333333;
  max-width: 100%;
}

figcaption {
  font-size: 16px;
  font-style: italic;
}

code-output {
  display: block;
  text-align: center;
}

dd > dl {
  margin-top: 1.312rem;
}

/**
 * Games made with kontra.js page
 */
.games {
  padding: 0;
  display: grid;
  grid-gap: 1.312rem;
  grid-template-columns: repeat(2, 1fr);
  text-align: center;
  list-style: none;
}

.games a {
  display: block;
  margin: 0 auto;
}

.games li {
  position: relative;
}

.games img {
  width: 100%;
  height: auto;
}

.games span {
  display: block;
}

@media screen and (max-width: 768px) {
  html {
    font-size: 14px;
  }
}

@media screen and (max-width: 620px) {
  .content {
    flex-direction: column;
    height: auto;
  }

  main > div {
    margin: 0 auto;
  }

  .main-nav {
    width: 100%;
    box-sizing: border-box;
  }

  nav {
    padding-right: 0;
    max-width: 33.333rem;
    display: flex;
  }

  .main-nav section {
    flex: 1;
    margin-top: 0;
  }

  .main-nav strong {
    height: 3.25rem;
    padding-bottom: 0.8125rem;
    margin: 0 0 1.312rem 0;
    line-height: 4.25rem;
  }
}

@media screen and (max-width: 350px) {
  .games {
    grid-template-columns: 1fr;
  }
}

.menu-button {
  color: #fdfdfd;
  margin: 0;
  padding: 0.382rem 0.8125rem;
  font-size: inherit;
  border: 1px solid #fdfdfd;
  background: none;
  position: absolute;
  top: 1.693rem;
  right: 1.325rem;
  line-height: 1.625rem;
}

.menu-button[aria-expanded="true"] {
  background: #fdfdfd;
  color: #242729;
}

.menu-button[aria-expanded="true"] + #menu {
  visibility: visible;
}

nav {
  display: block;
}

.main-nav {
  position: relative;
}

#menu {
  visibility: hidden;
  height: 0;
  transition: height 0.3s;
  margin: 0;
  padding: 0;
  list-style: none;
  overflow-y: hidden;
}

.nav-heading {
  margin: 0;
  padding: 0;
  border: 0;
}

#menu ul {
  padding: 0;
  margin: 0;
  list-style: none;
}

#menu .nav-api-heading {
  margin: 1.625rem 0 0.5rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid #fdfdfd;
  color: #fdfdfd;
  margin-top: 3.25rem;
}

.menu-expanded .nav-heading {
  padding-bottom: 0.8125rem;
  border-bottom: 1px solid #fdfdfd;
  margin: 0 0 1.312rem 0;
}

.scroll-indicator {
  display: none;
}

@media screen and (min-width: 620px) {
  #menu {
    visibility: visible;
  }

  main {
    overflow-y: scroll;
  }

  #menu {
    overflow-y: initial;
  }

  .menu-button {
    display: none;
  }

  .main-nav .nav-heading {
    padding-bottom: 0.8125rem;
    border-bottom: 1px solid #fdfdfd;
    margin: 0 0 1.312rem 0;
  }

  .scroll-indicator {
    position: fixed;
    bottom: 0;
    left: 0;
    opacity: 0;
    visibility: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0 1.325rem;
    width: 13.8889rem;
    height: 1.5rem;
    background: rgba(255,255,255,0.5);
    color: #242729;
    font-weight: bold;
    transform: rotate(180deg);
    font-size: 2rem;
    transition: opacity 300ms ease, visibility 300ms ease;
  }

  .showScroll .scroll-indicator {
    opacity: 1;
    visibility: visible;
  }

  .scroll-indicator span {
    margin-top: 0.5rem;
  }
}