.rainbow {
  text-align: center;
  font-size: 22px;
  font-family: sans-serif;
  letter-spacing: 5px;
  animation: colorRotate 5s linear 0s infinite;
}


h1 {
  color: white;
}
h2 {
  color: white;
}
h3 {
  color: white;
}
p {
  color: white;
}

@keyframes colorRotate {
  from {
    color: #6666ff;
  }
  10% {
    color: #0099ff;
  }
  50% {
    color: #00ff00;
  }
  75% {
    color: #ff3399;
  }
  100% {
    color: #6666ff;
  }
}

body, html {
    height: 100%;
    text-align: center;
}

body {
  background-color: #242F3F;
}

.page-content {
  display: flex;
  justify-content: center;
  align-items: center;
  width:100%;
  height:100%;
}
.loader-wrapper {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  backround-color: #242f3f;
  display:flex;
  justify-content: center;
  align-items: center;
}

.loader {
  display: inline-block;
  width: 30px;
  height: 30px;
  position: relative;
  border: 4px solid #Fff;
  animation: loader 2s infinite ease;
}

.loader-inner {
  vertical-align: top;
  display: inline-block;
  width: 100%;
  background-color: #fff;
  animation: loader-inner 2s infinite ease-in;
}

@keyframes loader {
  0% {
    transform: rotate(0deg);
  }
  
  25% {
    transform: rotate(180deg);
  }
  
  50% {
    transform: rotate(180deg);
  }
  
  75% {
    transform: rotate(360deg);
  }
  
  100% {
    transform: rotate(360deg);
  }
}

@keyframes loader-inner {
  0% {
    height: 0%;
  }
  
  25% {
    height: 0%;
  }
  
  50% {
    height: 100%;
  }
  
  75% {
    height: 100%;
  }
  
  100% {
    height: 0%;
  }
}