/* Custom resets */
html {
  box-sizing: border-box;
}

*, *::before, *::after {
  box-sizing: inherit;
}

body {
  margin: 0;
}

body,
h1,
h2,
h3,
h4,
h5,
h6,
blockquote,
p,
pre,
dl,
dd,
ol,
ul,
figure,
hr,
fieldset,
legend {
  margin: 0;
  padding: 0;
}

li, ol {
  padding: 0;
  list-style: none;
}

button {
  color: inherit;
  background-color: transparent;
  padding: 0;
  box-shadow: none;
  border: none;
  font-weight: inherit;
}

/* normalize.css v7.0.0 | MIT License | github.com/necolas/normalize.css */
/* Document
   ========================================================================== */
/**
 * 1. Correct the line height in all browsers.
 * 2. Prevent adjustments of font size after orientation changes in
 *    IE on Windows Phone and in iOS.
 */
html {
  line-height: 1.15;
  /* 1 */
  -ms-text-size-adjust: 100%;
  /* 2 */
  -webkit-text-size-adjust: 100%;
  /* 2 */
}

/* Sections
   ========================================================================== */
/**
 * Add the correct display in IE 9-.
 */
article,
aside,
footer,
header,
nav,
section {
  display: block;
}

/**
 * Correct the font size and margin on `h1` elements within `section` and
 * `article` contexts in Chrome, Firefox, and Safari.
 */
h1, h2, h3, h4, h5, h6 {
  font-size: inherit;
  margin: 0;
}

/* Grouping content
   ========================================================================== */
/**
 * Add the correct display in IE 9-.
 * 1. Add the correct display in IE.
 */
figcaption,
figure,
main {
  /* 1 */
  display: block;
}

/**
 * Add the correct margin in IE 8.
 */
figure {
  margin: 1em 40px;
}

/**
 * 1. Add the correct box sizing in Firefox.
 * 2. Show the overflow in Edge and IE.
 */
hr {
  box-sizing: content-box;
  /* 1 */
  height: 0;
  /* 1 */
  overflow: visible;
  /* 2 */
}

/**
 * 1. Correct the inheritance and scaling of font size in all browsers.
 * 2. Correct the odd `em` font sizing in all browsers.
 */
pre {
  font-family: monospace, monospace;
  /* 1 */
  font-size: 1em;
  /* 2 */
}

/* Text-level semantics
   ========================================================================== */
/**
 * 1. Remove the gray background on active links in IE 10.
 * 2. Remove gaps in links underline in iOS 8+ and Safari 8+.
 */
a {
  background-color: transparent;
  /* 1 */
  -webkit-text-decoration-skip: objects;
  /* 2 */
  color: inherit;
  text-decoration: none;
}

/**
 * 1. Remove the bottom border in Chrome 57- and Firefox 39-.
 * 2. Add the correct text decoration in Chrome, Edge, IE, Opera, and Safari.
 */
abbr[title] {
  border-bottom: none;
  /* 1 */
  text-decoration: underline;
  /* 2 */
  -webkit-text-decoration: underline dotted;
          text-decoration: underline dotted;
  /* 2 */
}

/**
 * Prevent the duplicate application of `bolder` by the next rule in Safari 6.
 */
b,
strong {
  font-weight: inherit;
}

/**
 * Add the correct font weight in Chrome, Edge, and Safari.
 */
b,
strong {
  font-weight: bolder;
}

/**
 * 1. Correct the inheritance and scaling of font size in all browsers.
 * 2. Correct the odd `em` font sizing in all browsers.
 */
code,
kbd,
samp {
  font-family: monospace, monospace;
  /* 1 */
  font-size: 1em;
  /* 2 */
}

/**
 * Add the correct font style in Android 4.3-.
 */
dfn {
  font-style: italic;
}

/**
 * Add the correct background and color in IE 9-.
 */
mark {
  background-color: #ff0;
  color: #000;
}

/**
 * Add the correct font size in all browsers.
 */
small {
  font-size: 80%;
}

/**
 * Prevent `sub` and `sup` elements from affecting the line height in
 * all browsers.
 */
sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}

sub {
  bottom: -0.25em;
}

sup {
  top: -0.5em;
}

/* Embedded content
   ========================================================================== */
/**
 * Add the correct display in IE 9-.
 */
audio,
video {
  display: inline-block;
}

/**
 * Add the correct display in iOS 4-7.
 */
audio:not([controls]) {
  display: none;
  height: 0;
}

/**
 * Remove the border on images inside links in IE 10-.
 */
img {
  border-style: none;
}

/**
 * Hide the overflow in IE.
 */
svg:not(:root) {
  overflow: hidden;
}

/* Forms
   ========================================================================== */
/**
 * 1. Change the font styles in all browsers (opinionated).
 * 2. Remove the margin in Firefox and Safari.
 */
button,
input,
optgroup,
select,
textarea {
  font-family: sans-serif;
  /* 1 */
  font-size: 100%;
  /* 1 */
  line-height: 1.15;
  /* 1 */
  margin: 0;
  /* 2 */
}

/**
 * Show the overflow in IE.
 * 1. Show the overflow in Edge.
 */
button,
input {
  /* 1 */
  overflow: visible;
}

/**
 * Remove the inheritance of text transform in Edge, Firefox, and IE.
 * 1. Remove the inheritance of text transform in Firefox.
 */
button,
select {
  /* 1 */
  text-transform: none;
}

/**
 * 1. Prevent a WebKit bug where (2) destroys native `audio` and `video`
 *    controls in Android 4.
 * 2. Correct the inability to style clickable types in iOS and Safari.
 */
button,
html [type=button],
[type=reset],
[type=submit] {
  -webkit-appearance: button;
  /* 2 */
}

/**
 * Remove the inner border and padding in Firefox.
 */
button::-moz-focus-inner,
[type=button]::-moz-focus-inner,
[type=reset]::-moz-focus-inner,
[type=submit]::-moz-focus-inner {
  border-style: none;
  padding: 0;
}

/**
 * Restore the focus styles unset by the previous rule.
 */
button:-moz-focusring,
[type=button]:-moz-focusring,
[type=reset]:-moz-focusring,
[type=submit]:-moz-focusring {
  outline: 1px dotted ButtonText;
}

/**
 * Correct the padding in Firefox.
 */
fieldset {
  padding: 0.35em 0.75em 0.625em;
}

/**
 * 1. Correct the text wrapping in Edge and IE.
 * 2. Correct the color inheritance from `fieldset` elements in IE.
 * 3. Remove the padding so developers are not caught out when they zero out
 *    `fieldset` elements in all browsers.
 */
legend {
  box-sizing: border-box;
  /* 1 */
  color: inherit;
  /* 2 */
  display: table;
  /* 1 */
  max-width: 100%;
  /* 1 */
  padding: 0;
  /* 3 */
  white-space: normal;
  /* 1 */
}

/**
 * 1. Add the correct display in IE 9-.
 * 2. Add the correct vertical alignment in Chrome, Firefox, and Opera.
 */
progress {
  display: inline-block;
  /* 1 */
  vertical-align: baseline;
  /* 2 */
}

/**
 * Remove the default vertical scrollbar in IE.
 */
textarea {
  overflow: auto;
}

/**
 * 1. Add the correct box sizing in IE 10-.
 * 2. Remove the padding in IE 10-.
 */
[type=checkbox],
[type=radio] {
  box-sizing: border-box;
  /* 1 */
  padding: 0;
  /* 2 */
}

/**
 * Correct the cursor style of increment and decrement buttons in Chrome.
 */
[type=number]::-webkit-inner-spin-button,
[type=number]::-webkit-outer-spin-button {
  height: auto;
}

/**
 * 1. Correct the odd appearance in Chrome and Safari.
 * 2. Correct the outline style in Safari.
 */
[type=search] {
  -webkit-appearance: textfield;
  /* 1 */
  outline-offset: -2px;
  /* 2 */
}

/**
 * Remove the inner padding and cancel buttons in Chrome and Safari on macOS.
 */
[type=search]::-webkit-search-cancel-button,
[type=search]::-webkit-search-decoration {
  -webkit-appearance: none;
}

/**
 * 1. Correct the inability to style clickable types in iOS and Safari.
 * 2. Change font properties to `inherit` in Safari.
 */
::-webkit-file-upload-button {
  -webkit-appearance: button;
  /* 1 */
  font: inherit;
  /* 2 */
}

/* Interactive
   ========================================================================== */
/*
 * Add the correct display in IE 9-.
 * 1. Add the correct display in Edge, IE, and Firefox.
 */
details,
menu {
  display: block;
}

/*
 * Add the correct display in all browsers.
 */
summary {
  display: list-item;
}

/* Scripting
   ========================================================================== */
/**
 * Add the correct display in IE 9-.
 */
canvas {
  display: inline-block;
}

/**
 * Add the correct display in IE.
 */
template {
  display: none;
}

/* Hidden
   ========================================================================== */
/**
 * Add the correct display in IE 10-.
 */
[hidden] {
  display: none;
}

img {
  max-width: 100%;
  height: 100%;
  display: block;
  -o-object-fit: cover;
     object-fit: cover;
}

main {
  max-width: 37.5rem;
  margin: 10rem auto;
  padding: 0 1.25rem;
}

.carousel {
  scrollbar-color: transparent transparent;
  scrollbar-width: none;
  position: relative;
  padding-top: 75%;
  filter: drop-shadow(0 0 10px #0003);
  perspective: 100px;
}
.carousel__viewport {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  display: flex;
  overflow-x: scroll;
  counter-reset: item;
  scroll-behavior: smooth;
  -ms-scroll-snap-type: x mandatory;
      scroll-snap-type: x mandatory;
}
.carousel__slide {
  position: relative;
  flex: 0 0 100%;
  width: 100%;
  counter-increment: item;
}
.carousel__slide:before {
  content: counter(item);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate3d(-50%, -40%, 70px);
  color: #fff;
  font-size: 2em;
}
.carousel__snapper {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  scroll-snap-align: center;
}
.carousel__navigation {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  text-align: center;
}
.carousel__navigation-list, .carousel__navigation-item {
  display: inline-block;
}
.carousel__navigation-button {
  display: inline-block;
  width: 1.5rem;
  height: 1.5rem;
  background-color: #333;
  background-clip: content-box;
  border: 0.25rem solid transparent;
  border-radius: 50%;
  font-size: 0;
}
.carousel:before, .carousel:after, .carousel__prev, .carousel__next {
  position: absolute;
  top: 0;
  margin-top: 37.5%;
  width: 4rem;
  height: 4rem;
  transform: translateY(-50%);
  border-radius: 50%;
  font-size: 0;
  outline: 0;
}
.carousel::before, .carousel__prev {
  left: -1rem;
}
.carousel::after, .carousel__next {
  right: -1rem;
}
.carousel::before, .carousel::after {
  content: "";
  z-index: 1;
  background-color: #333;
  background-size: 1.5rem 1.5rem;
  background-repeat: no-repeat;
  background-position: center center;
  color: #fff;
  font-size: 2.5rem;
  line-height: 4rem;
  text-align: center;
  pointer-events: none;
}
.carousel::before {
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpolygon points='0,50 80,100 80,0' fill='%23fff'/%3E%3C/svg%3E");
}
.carousel::after {
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpolygon points='100,50 20,100 20,0' fill='%23fff'/%3E%3C/svg%3E");
}