:root {
  --color-salt: #61acf0; /* blue */
  --color-fat: #f0a561; /* orange */
  --color-acid: #cbd20a; /* lime */
  --color-heat: #e74a2f; /* red */
  --color-black: #1a1917; /* black */
}

.large { 
  font-size: 160%;
}
.small { 
  font-size:70%;
}

.salt {
  color: var(--color-salt);
  font-size: 200%; 
  font-weight:700;
}

.fat {
  color: var(--color-fat);
  font-size: 200%; 
  font-weight:700;
}

.acid {
  color: var(--color-acid);
  font-size: 200%;
  font-weight:700;
}

.heat {
  color: var(--color-heat);
  font-size: 200%;
  font-weight:700;
}

.saltinline {
  color: var(--color-salt);
}

.fatinline {
  color: var(--color-fat);
}

.acidinline {
  color: var(--color-acid);
}

.heatinline {
  color: var(--color-heat);
}


/* highlighted code */

.remark-code-line-highlighted {
  background-color: rgba(97, 172, 240, .5);
}

/* in line code */

.remark-code, .remark-inline-code {
  color: var(--color-heat);
}

/* from emi tanaka's ninjutsu css! */

.img-fill img { object-fit: fill; height:100%; width:100%; overflow: hidden;}
.img-contain img { object-fit: contain; height:100%; width:100%;  overflow: hidden}
.img-cover img { object-fit: cover; height:100%; width:100%;  overflow: hidden}
.img-none img { object-fit: none; height:100%; width:100%; }

/*scrolling*/

.scroll-150 {
  max-height: 150px;
  font-size: 50%;
  overflow-y: auto;
  background-color: inherit;
}

.inverse {
  background-color: var(--color-black);
  text-shadow: 0 0 0;
}

.title-slide {
  background-image: url(img/title-slide-img.png);
  background-size: cover;
}

.title-slide h1 {
  text-shadow: none;
  color: #F7F8FA;
  margin-top: -70px;
}

.title-slide h2, .title-slide h3 {
  color: #e7e8e2; 
  line-height: 1.5em;
}
.title-slide .remark-slide-number {
  display: none;
}




/* links */
					 
a,
a:visited {
  color: var(--color-black);
  border-bottom: 1px solid var(--color-salt);
  box-shadow: inset 0 -2px 0 var(--color-salt);
}

a:hover,
a:focus {
  color: var(--color-black);
  background: rgba(97, 172, 240, .5);
  border-bottom: none;
}

a > code {
  color: var(--color-heat);
  text-decoration: none;
}

.inverse a {
  color: #FFF;
}

.remark-inline-code {
  color: var(--color-heat);
  text-decoration: none;
}

/* from the hygge css! */

.polaroid img {
    display: block; 
    width: inherit; 
    border: 10px solid #fff;
    border-bottom: 45px solid #fff;
    -webkit-box-shadow: 3px 3px 3px #111;
    -moz-box-shadow: 3px 3px 3px #111;
    box-shadow: 3px 3px 3px #111;
}

/* footer */

div.my-footer {
    background-color: #1a1917;
    position: absolute;
    bottom: 0px;
    left: 0px;
    height: 20px;
    width: 100%;
}

div.my-footer span {
    font-size: 10pt;
    color: #F7F8FA;
    position: absolute;
    left: 15px;
    bottom: 2px;
}

.remark-slide-number {
  bottom: 18px;
  opacity: 0.5;
  position: absolute;
  right: 20px;
}

img.circle {
  border-radius:50%;
}

/* split rows*/


.title-slide .remark-slide-number { 
  display: none; 
}

.wrapper {
  display: grid;
  width: 100vw;
  height: 100vh;
  place-items: center;
  place-content: center;	
  grid-template-columns: repeat(4, 1fr);
  grid-template-rows: repeat(4, 1fr);
}

.top-left {
  grid-row: 1 / 2;
  grid-column: 1 / 2;
  background-color: var(--color-salt);
}

.top-right {
  grid-row: 1 / 2;
  grid-column: 3 / 4;
  background-color: var(--color-fat);
}

.bottom-left {
  grid-row: 3 / 4;
  grid-column: 1 / 2;
  background-color: var(--color-acid);
}

.bottom-right {
  grid-row: 3 / 4;
  grid-column: 3 / 4;
  background-color: var(--color-heat);
}

/* https://stackoverflow.com/questions/50919104/horizontally-scrollable-output-on-xaringan-slides */

pre {
  background: #f8f8f8; /* match github highlightjs */
  max-width: 100%;
  overflow-x: auto;
}

img.lil {
  width: 15%;
  display: block;
  margin-left: auto;
  margin-right: auto;
}

/* USYD blockquote */
blockquote, .blockquote {
  display: block;
  margin-top: 0.1em;
  margin-bottom: 0.2em;
  margin-left: 5px;
  margin-right: 5px;
  border-left: solid 10px #0148A4;
  border-top: solid 2px #0148A4;
  border-bottom: solid 2px #0148A4;
  border-right: solid 2px #0148A4;
  box-shadow: 0 0 6px rgba(0,0,0,0.5);
  /* background-color: #e64626; */
  color: #e64626;
  padding: 0.5em;
  -moz-border-radius: 5px;
  -webkit-border-radius: 5px;
}

.blockquote p {
  margin-top: 0px;
  margin-bottom: 5px;
}
.blockquote > h1:first-of-type {
  margin-top: 0px;
  margin-bottom: 5px;
}
.blockquote > h2:first-of-type {
  margin-top: 0px;
  margin-bottom: 5px;
}
.blockquote > h3:first-of-type {
  margin-top: 0px;
  margin-bottom: 5px;
}
.blockquote > h4:first-of-type {
  margin-top: 0px;
  margin-bottom: 5px;
}

/*************************
  Custom classes 
**************************/

/* Glow text class
https://www.w3schools.com/howto/howto_css_glowing_text.asp
*/

.glow {
  font-size: 200%; 
  font-weight:700;
  color: #fff;
  text-align: center;
  -webkit-animation: glow 1s ease-in-out infinite alternate;
  -moz-animation: glow 1s ease-in-out infinite alternate;
  animation: glow 1s ease-in-out infinite alternate;
}

@-webkit-keyframes glow {
  from {
    text-shadow: 0 0 10px #fff, 0 0 20px #fff, 0 0 30px #e60073, 0 0 40px #e60073, 0 0 50px #e60073, 0 0 60px #e60073, 0 0 70px #e60073;
  }
  to {
    text-shadow: 0 0 20px #fff, 0 0 30px #ff4da6, 0 0 40px #ff4da6, 0 0 50px #ff4da6, 0 0 60px #ff4da6, 0 0 70px #ff4da6, 0 0 80px #ff4da6;
  }
}

.glowinline {
  font-size: 100%;
  color: #fff;
  text-align: center;
  -webkit-animation: glow 1s ease-in-out infinite alternate;
  -moz-animation: glow 1s ease-in-out infinite alternate;
  animation: glow 1s ease-in-out infinite alternate;
}

@-webkit-keyframes glow {
  from {
    text-shadow: 0 0 10px #fff, 0 0 20px #fff, 0 0 30px #e60073, 0 0 40px #e60073, 0 0 50px #e60073, 0 0 60px #e60073, 0 0 70px #e60073;
  }
  to {
    text-shadow: 0 0 20px #fff, 0 0 30px #ff4da6, 0 0 40px #ff4da6, 0 0 50px #ff4da6, 0 0 60px #ff4da6, 0 0 70px #ff4da6, 0 0 80px #ff4da6;
  }
}


.pull-left-2 {
  float: left;
  width: 60%;
}
.pull-right-1 {
  float: right;
  width: 36%;
}

.pull-left-1 {
  float: left;
  width: 36%;
}
.pull-right-2 {
  float: right;
  width: 60%;
}

/******************
 * Coloured content boxes
 ****************/
.content-box { 
    box-sizing: border-box;
    background-color: #e2e2e2;
}
.content-box-blue,
.content-box-gray,
.content-box-grey,
.content-box-army,
.content-box-green,
.content-box-purple,
.content-box-red,
.content-box-yellow {
  box-sizing: border-box;
  border-radius: 15px;
  margin: 0 0 15px;
  overflow: hidden;
  padding: 0px 20px 0px 20px;
  width: 100%;
}
.content-box-blue { background-color: #F0F8FF; }
.content-box-gray { background-color: #e2e2e2; }
.content-box-grey {	background-color: #F5F5F5; }
.content-box-army {	background-color: #737a36; }
.content-box-green { background-color: #d9edc2; }
.content-box-purple { background-color: #e2e2f9; }
.content-box-red { background-color: #ffcccc; }
.content-box-yellow { background-color: #fef5c4; }
.content-box-blue .remark-inline-code,
.content-box-blue .remark-inline-code,
.content-box-gray .remark-inline-code,
.content-box-grey .remark-inline-code,
.content-box-army .remark-inline-code,
.content-box-green .remark-inline-code,
.content-box-purple .remark-inline-code,
.content-box-red .remark-inline-code,
.content-box-yellow .remark-inline-code { 
  background: none;
}

.full-width {
    display: flex;
    width: 100%;
    flex: 1 1 auto;
}



/***********
 Changed CSS
 **************/

.opacity{ opacity: 0.5; }
.blur {
    -webkit-filter: blur(5px);
    -moz-filter: blur(10px);
    -o-filter: blur(5px);
    -ms-filter: blur(5px);
    filter: blur(5px);
}
.grayscale img {
    -webkit-filter: grayscale(100%); /* Safari 6.0 - 9.0 */
    filter: grayscale(100%);
}