style.css

/* CODE HIGHLIGHT */

span.colorPurple {color: #cc99cd;}
span.colorOrange {color: #f08d49;}
span.colorYellow {color: #f8c555;}
span.colorBlue 		{color: #67cdcc;}

code {
	tab-size: 32px;
}


/* LAYOUT */

:root {
  --background: #E2DFD8;
  --light: 		#D8D2C4;
  --mid:		#C5C1AE;
  --dark:		#1B1D44;
  --accent: 	#F72E1C;
  --focus:		#1C81F7;
  --darker:		#0C0E30;
  --darkest:    #070929;

  --previewEnd: none;

  box-sizing: border-box;
}

html {background: var(--background)}

body {
	text-align: center;
	padding: 48px;
	display: flex;
	flex-direction: column;
	gap: 48px;
	font-family: erbaum, sans-serif;
	font-weight: 400;
	font-style: normal;
	color: var(--dark);
}



h1 {
	font-size: 16px;
	font-weight: 400;
	margin: 0;
}

h2 {
	font-size: 15px;
	font-weight: 400;
	margin: 0;
}

h3 {
	font-size: 14px;
	font-weight: 800;
	margin: 0;
}

p {
	font-size: 12px;
	margin: 0;
	line-height: 18px;
}


a, a:visited {
	color: var(--dark);
	border-radius: 2px;
}
a:hover {color: var(--accent)}


button.link {
	border: none;
	background: none;
	margin: 0;
	padding: 0;
	text-decoration: underline;
	border-radius: 2px;
}

button.link:hover {
	color: var(--accent)
}


.logo {
	width: 260px;
	height: 45px;
	background-position-y: 0px;
	background-position-x: 0px;
	background-size: cover;
	background-image: url('assets/animaticss-logo.png');
	margin: 0 auto;
}

.logo:hover {
	animation: logoHover .8s steps(9) 1;
}

@keyframes logoHover {
	from 	{background-position-x: 0px;}
	to 		{background-position-x: calc(100% - 260px);}
}

main {
	display: flex;
	flex-direction: column;
	padding: 0px;
	gap: 8px;
	margin: 0 auto;
	max-width: 832px;
}

section {
	display: flex;
	flex-direction: row;
	padding: 0px;
	gap: 8px;
	align-items: stretch;
	
}




section > div, section > pre {
	background: var(--light);
	padding: 17px 16px;
	border-radius: 8px;
	display: flex;
	align-items: center;
}

section > .helper {
	text-align: left;
	flex-basis: 30%;
	flex-direction: column;
	gap: 8px;
	font-size: 11px;
	align-items: flex-start;
	justify-content: center;
}

section > .helper svg {
	vertical-align: middle;
}

section.preview > .helper {
	justify-content: space-between;
}

section.preview > .helper img {
	margin: 0 -16px;
}

section > .helper span {
	color: var(--accent);
}

section > .container {
	flex-basis: 70%;
}

section.input > .container {
	flex-direction: row;
	justify-content: space-between;
}



/* FOOTER */

footer {
	font-size: 11px;
	display: flex;
	flex-direction: column;
	gap: 8px;
	margin: 0 auto;
}

nav {
	font-size: 11px;
	display: flex;
	flex-direction: row;
	gap: 8px;
	margin: 0 auto;
}

.footerLogo {
	display: inline-block;
	width: 32px;
	margin: 0 auto;
}

.animation-container {
	width: 32px;
	height: 32px;
	background-image: url('assets/s-logo.png');
	background-size: cover;
	background-position-y: 0px;
	background-position-x: 0px;
}

.animation-container:hover {
	animation: footerLogo .4s steps(11) 1;

}

@keyframes footerLogo {
	from {background-position-x: 0px;}
	to {background-position-x: -352px;}
}

/* PREVIEW SECTION */

.preview .container {
	display: flex;
	flex-direction: column;
	align-items: center;
	padding: 16px;
	gap: 16px;
}

#animationContainer {
	flex: none;
	order: 0;
	align-self: stretch;
	flex-grow: 1;
	display: flex;
	align-items: center;
    justify-content: center;
    height: 360px;
    border-radius: 8px;
}

#animationPreview {
	background-size: cover;
	animation: preview 1s steps(10) infinite;
	background-image: url('assets/demo-jump.png');
	transition: height .2s ease, width .2s ease;
}

@keyframes preview {
	from {background-position-x: 0%;}
  	to {background-position-x: var(--previewEnd);}
}

.toolbar {
	display: flex;
	flex-direction: row;
	justify-content: left;
	align-items: flex-end;
	padding: 0px;
	gap: 8px;
	isolation: isolate;
	width: 100%;
	user-select: none;
}

button.icon {
	display: block;
	border: none;
	width: 40px;
	height: 40px;
	border-radius: 8px;
	background: var(--mid);
	background-position: center center;
	background-size: 24px;
	background-repeat: no-repeat;
	transition: transform .1s cubic-bezier(0.51, 1.66, 0.68, 0.97);
	position: relative;
	padding: 8px;
	color: transparent;
}

button.icon > span {
	opacity: 0;
	position: absolute;
	display: block;
	background: var(--dark);
	color: var(--light);
	font-family: erbaum, sans-serif;
	font-size: 10px;
    padding: 4px 8px;
    width: 80px;
    border-radius: 8px;
    top: -22px;
    left: -26px;
    transition: opacity .1s ease, top .1s ease;
    pointer-events: none;
}

button.icon:hover > span, button.icon:focus-visible > span {
	opacity: 1;
	top: -32px;
}



button.icon:hover {
	transform: scale(1.1);
}

button.icon:active {
	transform: scale(0.95);
}

button#copyCode.icon 		{
	background-image: url(assets/icon-copy.svg);
	background-position: left center;
	background-size: 80px;
	transition: background-position .2s cubic-bezier(0.51, 1.66, 0.68, 0.97);
}
button#darkBackground.icon {
	background-image: url(assets/icon-background.svg);
	background-position: left center;
	background-size: 80px;
	transition: background-position .2s cubic-bezier(0.51, 1.66, 0.68, 0.97);
}

button#darkBackground.dark {background-position: right center;}
button#copyCode.copied {background-position: right center;}

input[type=file] {
	display: none;
}

.source {
	background: var(--mid);
	border-radius: 8px;
	position: relative;
	height: 32px;
	overflow: hidden;
	display: flex;
	border: 4px solid var(--mid);
	flex-grow: 1;
}

.source #currentFrame {
	border: 2px solid var(--accent);
	border-radius: 6px;
	position: absolute;
	top: 0;
	left: 0;
	height: calc(100% - 4px);
	width: 10%;
	animation: currentFrame 1s steps(10) infinite;
}

@keyframes currentFrame {
  from {left: 0%;}
  to {left: calc(100%);}
}

.source img {
	width: 100%;
}


/* INPUT SECTION */

label, .label {
	font-family: 'Erbaum';
	font-style: normal;
	font-weight: 400;
	font-size: 13px;
	text-transform: uppercase;
	user-select: none;
}

#animationSpeed {
	direction: rtl;
	-webkit-appearance: none;
  	width: 120px;
  	background: transparent;
  	border-radius: 8px;
  	cursor: pointer;
}

input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
}

input[type=range]::-ms-track {
  width: 100%;
  cursor: pointer;
  background: transparent; 
  border-color: transparent;
  color: transparent;
}

input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  height: 24px;
  width: 24px;
  border-radius: 16px;
  background: var(--accent);
  cursor: pointer;
  margin-top: -11px; 
}

input[type=range]::-webkit-slider-thumb:hover {transform: scale(1.1)}
input[type=range]::-webkit-slider-thumb:active {transform: scale(0.95)}

input[type=range]::-webkit-slider-runnable-track {
  width: 100%;
  height: 2px;
  cursor: pointer;
  background: var(--dark);
  margin: 19px 8px;
}

/* frame selector */

input[type="radio"] {
	opacity: 0;
	width: 0;
}

#frameInput {
	display: flex;
	flex-direction: row;
	width: 40px;
	height: 40px;
	padding: 0 40px;
	border-radius: 8px;
	overflow: hidden;
	position: relative;
	scroll-behavior: smooth;
	transition: margin .2s ease, width .2s ease;
}

/*
#frameInput.open {
	overflow: auto;
	width: 256px;
	background: var(--background);
	padding: 0;
}

#frameInput.open #selectFrames label {
	width: initial;
	padding: 0 8px;
}
*/

#frameInput:focus-within, *:focus-visible {
	outline: 2px solid var(--focus);
	outline-offset: 2px;
}

#selectFrames {
	display: flex;
}

.input.frames > .container {
	position: relative;
}

.frameControls {
	position: absolute;
	background: var(--light);
	border-radius: 10px;
	right: 16px;
	top: 16px;
	cursor: pointer;
	user-select: none;
	padding: 8px;
}

.frameControls > svg {display: block;}

.frameControls:hover {
	transform: scale(1.1);
}

.frameControls:active {
	transform: scale(0.95);
}

.frameControls#prevFrame {
	right: 96px;
}

#selectFrames label {
	width: 40px;
	height: 40px;
	display: inline-block;
	cursor: pointer;
	font-family: 'Erbaum', sans-serif;
	font-style: normal;
	line-height: 40px;
	font-weight: 800;
	font-size: 24px;
	color: var(--dark);
	scroll-snap-align: start;
  	flex-shrink: 0;
  	user-select: none;
}

#selectFrames input[type="radio"]:checked+label {
  color: var(--accent);
}

#noFramesContainer > p {
    position: absolute;
    z-index: 20;
    background: var(--light);
    left: 0;
    top: 0;
    bottom: 0;
    right: 0;
    display: flex;
    border-radius: 8px;
    align-items: center;
    padding: 16px;
    font-size: 13px;
    justify-content: center;
}

/* OUTPUT SECTION */

section.output .container {
	text-align: left;
	font-size: 13px;
	font-family: "source-code-pro", monospace;
	font-weight: 400;
	font-style: normal;
	background: var(--dark);
	color: var(--light);
	border: none;
	flex-direction: column;
	align-items: start;
	gap: 16px;
}

section.output .toolbar {

}

pre {
	margin: 0;
	white-space: pre-wrap; 
	width: 100%;
}


/* MEDIA QUERIES */

@media (max-width: 700px) {
	section, nav {flex-direction: column;}
	body {padding: 48px 16px;}
	.mobileHidden {display: none;}
}


/* Why section */

.banner {
	display: flex;
	flex-direction: column;
	box-sizing: border-box;
	gap: 4px;
	margin: 0 auto;
	max-width: 832px;
	background: #1CF774;
	color: var--(dark);
	border-radius: 8px;
	padding: 12px 16px;
	text-align: left;
}