body {
  width: 100%;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  text-align: center;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
  background-image: url(https://bing.img.run/rand.php);
  background-color: #000;
  color: #fff;
}

body:before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  background-image: linear-gradient(#000, transparent);
  width: 100%;
  height: 100%;
  z-index: -1;
}

h1 {
  margin-bottom: 0.5rem;
  font-size: 3rem;
  font-weight: bold;
  line-height: 1.33333;
}

h3 {
  margin-bottom: 0.5rem;
  font-size: 2rem;
  font-weight: bold;
  line-height: 1.33333;
}

.text {
  font-size: 1.5rem;
  line-height: 1.33333;
}

.lds-ellipsis {
  display: inline-block;
  position: relative;
  width: 40px;
  height: 10px;
}

.lds-ellipsis div {
  position: absolute;
  top: 2px;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: #fff;
  animation-timing-function: cubic-bezier(0, 1, 1, 0);
}

.lds-ellipsis div:nth-child(1) {
  left: 6px;
  animation: lds-ellipsis1 0.6s infinite;
}

.lds-ellipsis div:nth-child(2) {
  left: 6px;
  animation: lds-ellipsis2 0.6s infinite;
}

.lds-ellipsis div:nth-child(3) {
  left: 17px;
  animation: lds-ellipsis2 0.6s infinite;
}

.lds-ellipsis div:nth-child(4) {
  left: 28px;
  animation: lds-ellipsis3 0.6s infinite;
}

@keyframes lds-ellipsis1 {
  0% {
    transform: scale(0);
  }
  100% {
    transform: scale(1);
  }
}

@keyframes lds-ellipsis2 {
  0% {
    transform: translate(0, 0);
  }
  100% {
    transform: translate(10px, 0);
  }
}

@keyframes lds-ellipsis3 {
  0% {
    transform: scale(1);
  }
  100% {
    transform: scale(0);
  }
}

@media (max-width: 768px) {
  html {
    font-size: 12px;
  }
}