src/index.css

@tailwind base;
@tailwind components;
@tailwind utilities;

/*
 * Wave animations adapted from the following two demos:
 * - https://codepen.io/upasanaasopa/pen/poObEWZ
 * - https://codepen.io/breakstorm00/pen/qBJZQNB
 */

*,
*:before,
*:after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

.loading-wave {
  position: relative;
  top: 0;
  width: 100%;
  height: 100%;
  background: #2c74b3;
  border-radius: 50%;
  box-shadow: inset 0 0 50px 0 rgba(0, 0, 0, 0.5);
}

.loading-wave:before,
.loading-wave:after {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: 200%;
  height: 200%;
  background: black;
  transform: translate(-50%, -75%);
}

.loading-wave:before {
  border-radius: 45%;
  background: rgba(255, 255, 255, 1);
  animation: animate 5s linear infinite;
}

.loading-wave:after {
  border-radius: 40%;
  background: rgba(255, 255, 255, 0.5);
  animation: animate 10s linear infinite;
}

.wave {
  background: url(/wave.svg) repeat-x;
  position: absolute;
  top: -198px;
  width: 6400px;
  height: 198px;
  animation: wave 7s cubic-bezier(0.36, 0.45, 0.63, 0.53) infinite;
  transform: translate3d(0, 0, 0);
}

.wave:nth-of-type(2) {
  top: -175px;
  animation:
    wave 7s cubic-bezier(0.36, 0.45, 0.63, 0.53) -0.125s infinite,
    swell 7s ease -1.25s infinite;
  opacity: 1;
}

@keyframes wave {
  0% {
    margin-left: 0;
  }

  100% {
    margin-left: -1600px;
  }
}

@keyframes swell {
  0%,
  100% {
    transform: translate3d(0, -25px, 0);
  }

  50% {
    transform: translate3d(0, 5px, 0);
  }
}

@keyframes animate {
  0% {
    transform: translate(-50%, -75%) rotate(0deg);
  }

  100% {
    transform: translate(-50%, -75%) rotate(360deg);
  }
}