<blink>テキストが点滅します</blink>
@-webkit-keyframes blinkActive{
  0% {
    visibility: hidden;
  }
  50% {
    visibility: hidden;
  }
  100% {
    visibility: visible;
  }
}

@keyframes blinkActive{
  0% {
    visibility: hidden;
  }
  50% {
    visibility: hidden;
  }
  100% {
    visibility: visible;
  }
}

blink {
  display: block;
  margin-top: 10px;
  text-align: center;
  color: #000;
  font-size: 24px;
  font-weight: bold;
  -webkit-animation: 2s infinite blinkActive;
  animation: 2s infinite blinkActive;
}

body{
  background: #eee;
}

External CSS

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External JavaScript

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