body{
    display:flex;
    margin:0;
    padding:0;
    min-height: 100vh;
    background: #444;
    justify-content: center;
    align-items: center;
    font-family: arial;
  }
  .container{
    width: 1000px;
    position: relative;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
  }
  .card{
    position: relative;
  }
  .face{
    width:300px;
    height: 200px;
    transition:.4s; 
  }
  .face1{
    position: relative;
    background: #333;
    display: flex;
    justify-content: center;
    align-content:center;
    align-items: center;
    z-index: 1;
    transform: translateY(100px);
  }
  .card:hover  .face.face1{
    transform: translateY(0);
    box-shadow:
    inset 0 0 60px whitesmoke,
    inset 20px 0 80px blue,
    inset -20px 0 80px #0ff,
    inset 20px 0 300px blue,
    inset -20px 0 300px #0ff,
    0 0 50px #fff,
    -10px 0 80px blue,
    10px 0 80px #0ff; 
  }
  .lard:hover  .face.face1{
    transform: translateY(0);
    box-shadow:
    inset 0 0 60px whitesmoke,
    inset 20px 0 80px lightgreen,
    inset -20px 0 80px #0ff,
    inset 20px 0 300px #a4c639,
    inset -20px 0 300px #0ff,
    0 0 50px #fff,
    -10px 0 80px rgba(0, 128, 0, 0.619),
    10px 0 80px #a4c639; 
  }
  .dark:hover  .face.face1{
    transform: translateY(0);
    box-shadow:
    inset 0 0 60px whitesmoke,
    inset 20px 0 80px white,
    inset -20px 0 80px #0ff,
    inset 20px 0 300px white,
    inset -20px 0 300px gray,
    0 0 50px #fff,
    -10px 0 80px white,
    10px 0 80px #0ff; 
  }
  .face.face1 .content{
    opacity: .2;
    transition:  0.5s;
    text-align: center;
  }
  .card:hover .face.face1 .content{
    opacity: 1;
  }
  .face.face1 .content i{
    font-size: 3em;
    color: white;
    display: inline-block;  
  }
  .face.face1 .content h3{
    font-size: 1em;
    color: white;
    text-align: center;
  }
  .face.face1 .content a{
     transition: .5s;
  }
  .face.face2{
    position: relative;
    background: whitesmoke;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    box-sizing: border-box;
    box-shadow: 0 20px 50px rgba(0,0,0,.8);
    transform: translateY(-100px);
  }
  .card:hover .face.face2{
    transform: translateY(0);
  }
.lard:hover .face{
  transform: translateY(0);
}

.dark:hover .face{
  transform: translateY(0);
}

  p, a{
    font-size: 10pt;
    margin: 0 ;
    padding: 0;
    color:#333;
  }
  a{
    text-decoration:none;
    color: black;
    box-sizing: border-box;
    outline : 1px dashed #333;
    padding: 10px;
    margin: 15px 0 0;
    display: inline-block;
  }
  a:hover{
    background: #333 ;
    color: whitesmoke; 
    box-shadow: inset 0px 0px 10px rgba(0,0,0,0.5);
  }