h1{
  text-align: center;
}

.scroller {
  max-width: 600px;
}

.scroller__inner {
  padding-block: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.scroller[data-animated="true"] {
  overflow: hidden;
  -webkit-mask: linear-gradient(
    90deg,
    transparent,
    white 20%,
    white 80%,
    transparent
  );
  mask: linear-gradient(90deg, transparent, white 20%, white 80%, transparent);
}

.scroller[data-animated="true"] .scroller__inner {
  width: -webkit-max-content;
  width: -moz-max-content;
  width: max-content;
  flex-wrap: nowrap;
  -webkit-animation: scroll var(--_animation-duration, 40s)
    var(--_animation-direction, forwards) linear infinite;
          animation: scroll var(--_animation-duration, 40s)
    var(--_animation-direction, forwards) linear infinite;
}

.scroller[data-direction="right"] {
  --_animation-direction: reverse;
}

.scroller[data-direction="left"] {
  --_animation-direction: forwards;
}

.scroller[data-speed="fast"] {
  --_animation-duration: 20s;
}

.scroller[data-speed="slow"] {
  --_animation-duration: 60s;
}

.nameLink {
  --shadow-color: 282deg 10% 10%;
  font-family: system-ui;
  position: fixed;
  bottom: 1rem;
  right: 1rem;
  z-index: 100;
  text-decoration: none;
  color: hsl(282 80% 20%);
  font-size: 1rem;
  font-weight: 700;
  padding: 0.75em 1.25em;
  background-image: linear-gradient(to right, red, purple, blue 50%, white 50%);
  background-size: 200% 100%;
  background-position: right;
  transition: background-position 350ms;
  box-shadow: 0.3px 0.5px 0.8px hsl(var(--shadow-color) / 0.05),
    -1.5px 2.2px 3.8px -0.1px hsl(var(--shadow-color) / 0.19),
    -3.1px 4.5px 7.9px -0.3px hsl(var(--shadow-color) / 0.33),
    -6.4px 9.5px 16.5px -0.4px hsl(var(--shadow-color) / 0.47);
}

.nameLink:hover,
.nameLink:focus {
  color: white;
  background-position: left;
}

@-webkit-keyframes scroll {
  to {
    transform: translate(calc(-50% - 0.5rem));
  }
}

@keyframes scroll {
  to {
    transform: translate(calc(-50% - 0.5rem));
  }
}

/* general styles */

:root {
  --clr-neutral-100: hsl(0, 0%, 100%);
  --clr-primary-100: hsl(205, 15%, 58%);
  --clr-primary-400: hsl(215, 25%, 27%);
  --clr-primary-800: hsl(217, 33%, 17%);
  --clr-primary-900: hsl(218, 33%, 9%);
}

html {
  color-scheme: dark;
}

body {
  display: grid;
  min-block-size: 100vh;
  place-content: center;
  font-family: system-ui;
  font-size: 1.125rem;
  background-color: var(--clr-primary-800);
}

.tag-list {
  margin: 0;
  padding-inline: 0;
  list-style: none;
}

.tag-list li {
  padding: 1rem;
  background: var(--clr-primary-400);
  border-radius: 0.5rem;
  box-shadow: 0 0.5rem 1rem -0.25rem var(--clr-primary-900);
}

/* for testing purposed to ensure the animation lined up correctly */
.test {
  background: red !important;
}