html {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  font-size: 16px;
}

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

body, h1, h2, h3, h4, h5, h6, p, ol, ul {
  margin: 0;
  padding: 0;
  font-weight: normal;
}

ol, ul {
  list-style: none;
}

img {
  max-width: 100%;
  height: auto;
}

body {
  height: 85.5vh;
  background-image: url("./images/pattern-hills.svg"), url(./images/bg-stars.svg), -webkit-gradient(linear, left top, left bottom, from(#1c1d26), color-stop(#1e1f29), to(#5d3564));
  background-image: url("./images/pattern-hills.svg"), url(./images/bg-stars.svg), linear-gradient(to bottom, #1c1d26, #1e1f29, #5d3564);
  background-size: contain;
  background-repeat: no-repeat;
  background-position: bottom, center;
  color: white;
  font-family: 'Red Hat Text', sans-serif;
  font-weight: 700;
  font-size: 14px;
}

header {
  width: -webkit-fit-content;
  width: -moz-fit-content;
  width: fit-content;
  margin: auto;
  margin-top: 10%;
  margin-bottom: 10%;
}

header h1 {
  letter-spacing: 0.3em;
}

#counter {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  gap: 30px;
  margin-bottom: 40px;
}

#counter div {
  position: relative;
  min-width: 200px;
  min-height: 200px;
  background-color: #343650;
  border-radius: 15px;
  -webkit-box-shadow: 0 15px 5px 0px #191a24;
          box-shadow: 0 15px 5px 0px #191a24;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: horizontal;
  -webkit-box-direction: normal;
      -ms-flex-flow: row nowrap;
          flex-flow: row nowrap;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-perspective: 1000px;
          perspective: 1000px;
}

#counter div .backface {
  visibility: hidden;
  background-color: #191a24;
  position: absolute;
  opacity: 0.4;
  z-index: -1;
  -webkit-animation-name: clockRotation;
          animation-name: clockRotation;
  -webkit-animation-duration: 1s;
          animation-duration: 1s;
  -webkit-animation-iteration-count: infinite;
          animation-iteration-count: infinite;
  -webkit-transform-style: preserve-3d;
          transform-style: preserve-3d;
}

#counter span {
  color: #fb6087;
  font-size: 6em;
}

#description {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: justify;
      -ms-flex-pack: justify;
          justify-content: space-between;
  width: 900px;
  margin: auto;
  letter-spacing: 0.3em;
  color: #8486a9;
}

#description span {
  min-width: 200px;
  text-align: center;
}

footer {
  position: absolute;
  bottom: 0;
  width: 100%;
  text-align: center;
}

footer #social-icons {
  margin-bottom: 5vh;
}

footer #social-icons a {
  margin: 0 15px;
}

footer #social-icons a img {
  -webkit-filter: invert(57%) sepia(34%) saturate(299%) hue-rotate(199deg) brightness(88%) contrast(83%);
          filter: invert(57%) sepia(34%) saturate(299%) hue-rotate(199deg) brightness(88%) contrast(83%);
}

footer #social-icons a img:hover {
  -webkit-filter: brightness(0) saturate(100%) invert(50%) sepia(57%) saturate(1536%) hue-rotate(311deg) brightness(102%) contrast(97%);
          filter: brightness(0) saturate(100%) invert(50%) sepia(57%) saturate(1536%) hue-rotate(311deg) brightness(102%) contrast(97%);
}

footer .attribution {
  margin-bottom: 15px;
}

footer .attribution span, footer .attribution a {
  font-size: 0.9em;
  font-family: monospace;
  font-weight: 100;
  text-decoration: none;
  color: white;
}

footer .attribution a {
  color: #5f5fbb;
  background-color: white, #343650, #1e1f29, #191a24;
}

@-webkit-keyframes clockRotation {
  from {
    -webkit-transform: rotateX(180deg);
            transform: rotateX(180deg);
  }
  to {
    -webkit-transform: rotateX(0deg);
            transform: rotateX(0deg);
  }
}

@keyframes clockRotation {
  from {
    -webkit-transform: rotateX(180deg);
            transform: rotateX(180deg);
  }
  to {
    -webkit-transform: rotateX(0deg);
            transform: rotateX(0deg);
  }
}

@media only screen and (max-width: 675px) {
  body {
    width: 100vw;
    height: 100%;
    background-size: auto 15%, contain, contain;
  }
  header {
    text-align: center;
  }
  #counter {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    gap: 60px;
    margin-bottom: 200px;
  }
  #description {
    position: absolute;
    top: 410px;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
        -ms-flex-direction: column;
            flex-direction: column;
    width: 100%;
  }
  #description span {
    min-height: 261px;
  }
  footer {
    position: relative;
  }
}