body {
  background: repeating-linear-gradient(
    45deg,
    #76fcf5 0px,   
    #ffffff 40px,
    #0eeadf 80px
  );
  font-family: sans-serif;
}

h1, h2 {
  text-align: center;
  color: #0eeadf;
  -webkit-text-stroke: 0.8px white;
  text-shadow:
    0 0 1px #0ff,
    0 0 2px #0ff,
    0 0 4px #0ff,
    0 0 6px #0ff;
  animation: pulse 3s infinite ease-in-out;
}

@keyframes pulse {
  0% {
    text-shadow:
      0 0 1px #0ff,
      0 0 2px #0ff,
      0 0 4px #0ff,
      0 0 6px #0ff;
  }
  50% {
    text-shadow:
      0 0 2px #0ff,
      0 0 3px #0ff,
      0 0 5px #0ff,
      0 0 8px #0ff;
  }
  100% {
    text-shadow:
      0 0 1px #0ff,
      0 0 2px #0ff,
      0 0 4px #0ff,
      0 0 6px #0ff;
  }
}

p {
  color: #000000;
  z-index: 2;
  font-family: sans-serif;
}

.imgtxt {
  text-align: center;
  font-size: 0.9rem;
}

.sticker2 {
  position: fixed;
  top: 20%;
  right: 8px;
  width: 450px;
  height: 450px;
  background-size: contain;
  background-repeat: no-repeat;
  z-index: 0;
}

.sticker1 {
  position: fixed;
  top: 20%;
  left: 8px;
  width: 550px;
  height: 550px;
  background-size: contain;
  background-repeat: no-repeat;
  z-index: 0;
}

main {     
  background: #ffffff;
  padding: 15px;         
  border-radius: 8px;       
  box-shadow: 0 0 10px rgba(0,0,0,0.15); 
  margin: auto;
  max-width: 800px;

  border: 8px solid transparent;
  background:
    linear-gradient(#ffffff, #ffffff) padding-box,
    conic-gradient(
      red,
      orange,
      yellow,
      green,
      cyan,
      blue,
      violet,
      red
    ) border-box;

  background-size: 200% 200%;
  animation: rainbowSpinPulse 6s ease-in-out infinite;
}

@keyframes rainbowSpinPulse {
  0% {
    background-size: 150% 150%;
    background-position: 0% 50%;
  }
  50% {
    background-size: 250% 250%;
    background-position: 100% 50%;
  }
  100% {
    background-size: 150% 150%;
    background-position: 0% 50%;
  }
}

.banner {
  width: 70%;
  height: 40%;
  display: block;
  margin-left: auto;
  margin-right: auto;

  border: 10px solid transparent;
  padding: 5px;
  border-radius: 10px;

  background:
    linear-gradient(#137a7f, #137a7f) padding-box,
    linear-gradient(120deg,
      #0eeadf,
      #137a7f,
      #ffffff,
      #0eeadf
    ) border-box;

  background-size: 200% 200%;
  animation: bannerSpinPulse 4s ease-in-out infinite;
}

@keyframes bannerSpinPulse {
  0% {
    background-size: 150% 150%;
    background-position: 0% 50%;
  }
  50% {
    background-size: 250% 250%;
    background-position: 100% 50%;
  }
  100% {
    background-size: 150% 150%;
    background-position: 0% 50%;
  }
}
  .center-audio {
  text-align: center;
}
.center-audio audio {
  display: inline-block;
}