glow-letters-term

by lakshmipathi

HTML

<div class="wrapper">
    <div class="main-div main-div1">
   <div class="container">
  <iframe class="media" width="540" height="305" src="http://45.79.120.74:7681" frameborder="0" allowfullscreen></iframe>
</div>    </div>
    <div class="main-div main-div2">
   <div class="container">
  <iframe class="media" width="540" height="305" src="http://45.79.120.74:7681" frameborder="0" allowfullscreen></iframe>
</div>
    </div>
    <div class="main-div main-div3">
   <div class="container">
  <iframe class="media" width="540" height="305" src="http://45.79.120.74:7681" frameborder="0" allowfullscreen></iframe>
</div>    </div>
  </div>

CSS

* {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}

body {
  margin: 0;
  background-color: #060C1F;
  font-family: 'Almarai', sans-serif;
}

.wrapper {
  height: 100vh;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -ms-flex-wrap: wrap;
      flex-wrap: wrap;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  overflow: hidden;
}

.main-div {
  position: relative;
  margin: 10px;
  background-color: transparent;
}

.main-div1::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  width: 50%;
  height: 50%;
  -webkit-box-shadow: 0 0 17px 3px #ffff01,0 0 4px 2px #ffff01;
          box-shadow: 0 0 17px 3px #ffff01,0 0 4px 2px #ffff01;
  z-index: -1;
  -webkit-animation-name: yellow-shadow;
          animation-name: yellow-shadow;
  -webkit-animation-timing-function: ease;
          animation-timing-function: ease;
  -webkit-animation-duration: 2s;
          animation-duration: 2s;
  -webkit-animation-iteration-count: infinite;
          animation-iteration-count: infinite;
  border-radius: 5px;
  -webkit-border-radius: 5px;
  -moz-border-radius: 5px;
  -ms-border-radius: 5px;
  -o-border-radius: 5px;
}

.main-div1::after {
  content: '';
  position: absolute;
  right: 0;
  bottom: 0;
  width: 50%;
  height: 50%;
  -webkit-box-shadow: 0 0 17px 3px #0ff,0 0 4px 2px #0ff;
          box-shadow: 0 0 17px 3px #0ff,0 0 4px 2px #0ff;
  z-index: -1;
  -webkit-animation-name: cyan-shadow;
          animation-name: cyan-shadow;
  -webkit-animation-timing-function: ease;
          animation-timing-function: ease;
  -webkit-animation-duration: 2s;
          animation-duration: 2s;
  -webkit-animation-iteration-count: infinite;
          animation-iteration-count: infinite;
  border-radius: 5px;
  -webkit-border-radius: 5px;
  -moz-border-radius: 5px;
  -ms-border-radius: 5px;
 ...