.waves,
body {
  position: relative;
}
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: Montserrat, sans-serif;
}
body {
  height: 100vh;
  width: 100vw;
  background: linear-gradient(60deg, #222c57 0, #000 100%);
}
header {
  text-align: center;
  padding: 0.2rem 1.4rem;
  background-color: #fff;
}
header img.header-logo {
  height: 1.8rem;
  transition: 0.4s linear;
}
header img.header-logo:hover {
  scale: 1.2;
}
main img.main-logo {
  position: absolute;
  z-index: 0;
  top: 40%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 20rem;
}
footer {
  position: absolute;
  z-index: 1;
  bottom: 0;
  left: 0;
  right: 0;
}
footer .powered-by-container {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background-color: #fff;
  padding: 4rem 0 1rem;
}
footer .powered-by-container p {
  color: #222c57;
}
footer .powered-by-container p a {
  position: relative;
  font-weight: 700;
  text-decoration: none;
  color: inherit;
  padding-bottom: 0.2rem;
  transition: 0.3s linear;
}
footer .powered-by-container p a::before {
  content: "";
  width: 100%;
  height: 1px;
  position: absolute;
  bottom: 0;
  left: 0;
  transform-origin: right;
  transform: scaleX(0);
  background-color: #222c57;
  transition: transform 0.3s ease-in-out;
}
footer .powered-by-container p a:hover::before {
  transform-origin: left;
  transform: scaleX(1);
}
.waves {
  width: 100%;
  height: 15vh;
  margin-bottom: -7px;
  min-height: 100px;
  max-height: 150px;
}
.parallax > use {
  animation: 25s cubic-bezier(0.55, 0.5, 0.45, 0.5) infinite move-forever;
}
.parallax > use:first-child {
  animation-delay: -2s;
  animation-duration: 7s;
}
.parallax > use:nth-child(2) {
  animation-delay: -3s;
  animation-duration: 10s;
}
.parallax > use:nth-child(3) {
  animation-delay: -4s;
  animation-duration: 13s;
}
.parallax > use:nth-child(4) {
  animation-delay: -5s;
  animation-duration: 20s;
}
@keyframes move-forever {
  0% {
    transform: translate3d(-90px, 0, 0);
  }
  100% {
    transform: translate3d(85px, 0, 0);
  }
}
@media (min-width: 43rem) {
  main img.main-logo {
    width: 34rem;
  }
  footer .powered-by-container {
    padding-top: 6rem;
  }
}