.textMain {
  font-size: 4rem;
  -webkit-animation: glow 9s ease-in-out infinite alternate;
  -moz-animation: glow 9s ease-in-out infinite alternate;
  animation: glow 9s ease-in-out infinite alternate;
}
@-webkit-keyframes glow {
  0% {
    text-shadow: 0 0 0px #000;
  }
  90%,
  100% {
    text-shadow: 0 0 10px #fff, 0 0 20px #0073e6;
  }
  95% {
    text-shadow: 0 0 15px #fff, 0 0 20px #4da6ff, 0 0 30px #4da6ff;
  }
}
@media (max-width: 600px) {
  .textMain {
    font-size: 2rem;
  }
}
@media (max-width: 992px) {
  .textMain {
    font-size: 3rem;
  }
}
.backImage {
  background-image: url('img/darkthree02.jpg');
  background-repeat: no-repeat;
  animation: zoom-bg 4s ease-in-out infinite;
}
@keyframes zoom-bg {
  0%,
  80% {
    background-size: 100% 100%;
    filter: brightness(80%);
  }
  90% {
    background-size: 500% 500%;
    background-position: 50% 50%;
    filter: brightness(120%);
  }
  100% {
    background-size: 100% 100%;
    filter: brightness(80%);
  }
}
.frontImage {
  padding: 0rem;
  background: -webkit-linear-gradient(135deg, #000 30%, #D8951C 45%, #FAF2A2 50%, #C8850C 55%, #000 70%);
  background-size: 250% 250%;
  animation: gradient-bg 6s ease-in-out infinite;
}
@keyframes gradient-bg {
  0% {
    background-position: 0% 50%;
    filter: brightness(90%);
    box-shadow: 0 0 10px #fff, 0 0 20px #fff, 0 0 30px #0ff, 0 0 40px #0ff, 0 0 50px #0073e6, 0 0 60px #0073e6, 0 0 70px #0073e6;
  }
  40% {
    filter: brightness(105%);
    box-shadow: 0 0 40px #fff, 0 0 50px #4da6ff, 0 0 60px #4da6ff, 0 0 70px #4da6ff, 0 0 80px #4da6ff, 0 0 90px #4da6ff, 0 0 100px #4da6ff;
  }
  80% {
    background-position: 0% 50%;
    filter: brightness(90%);
    box-shadow: 0 0 10px #fff, 0 0 20px #fff, 0 0 30px #0ff, 0 0 40px #0ff, 0 0 50px #0073e6, 0 0 60px #0073e6, 0 0 70px #0073e6;
  }
  92% {
    background-position: 100% 50%;
    filter: brightness(110%);
    box-shadow: 0 0 0px #fff;
  }
  100% {
    background-position: 0% 50%;
    filter: brightness(90%);
    box-shadow: 0 0 10px #fff, 0 0 20px #fff, 0 0 30px #0ff, 0 0 40px #0ff, 0 0 50px #0073e6, 0 0 60px #0073e6, 0 0 70px #0073e6;
  }
}