Card Bootstrap4 01

<!DOCTYPE html>
<html>
<head>
  <title>Card-Bootstrap-01 | par NGLESSON</title>
  <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <meta name="author" content="Mezgani said">
  <meta name="copyright" content="NGLESSON">
  <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.3.1/css/bootstrap.min.css">
  <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css">
  <link rel="stylesheet" href="style.css">
</head>
<body>
    <div class="container">
        <div class="col-md-12 d-md-flex cardarea">
          <div class="col-md-4">
            <div class="card" style="width: 18rem;">
              <img src="https://raw.githubusercontent.com/Barracuda1337/simplebootstrapcard/master/assets/img/1.jpg" class="card-img-top" alt="...">
              <div class="card-body">
                <h5 class="card-title">Card title</h5>
                <p class="card-text">Some quick example text to build on the card title and make up the bulk of
                  the card's content.</p>
                <a href="#" class="newbutton btn btn-mauve"><i class="fa fa-link"></i> More</a>
              </div>
            </div>
          </div>
          <div class="col-md-4">
            <div class="card" style="width: 18rem;">
              <img src="https://raw.githubusercontent.com/Barracuda1337/simplebootstrapcard/master/assets/img/2.jpg" class="card-img-top" alt="...">
              <div class="card-body">
                <h5 class="card-title">Card title</h5>
                <p class="card-text">Some quick example text to build on the card title and make up the bulk of
                  the card's content.</p>
                <a href="#" class="newbutton btn btn-mauve"><i class="fa fa-link"></i> More</a>
              </div>
            </div>
          </div>
          <div class="col-md-4">
            <div class="card" style="width: 18rem;">
              <img src="https://raw.githubusercontent.com/Barracuda1337/simplebootstrapcard/master/assets/img/3.jpg" class="card-img-top" alt="...">
              <div class="card-body">
                <h5 class="card-title">Card title</h5>
                <p class="card-text">Some quick example text to build on the card title and make up the bulk of
                  the card's content.</p>
                <a href="#" class="newbutton btn btn-mauve"><i class="fa fa-link"></i> More</a>
              </div>
            </div>
          </div>
        </div>
      </div>
  <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.1/jquery.min.js"></script>
  <script src="https://cdnjs.cloudflare.com/ajax/libs/popper.js/1.14.7/umd/popper.min.js"></script>
  <script src="https://maxcdn.bootstrapcdn.com/bootstrap/4.3.1/js/bootstrap.min.js"></script>  
</body>
</html>

@import "https://fonts.googleapis.com/css2?family=Poppins:wght@100;200;300;400;500;600&display=swap";

.cardarea {
    padding-top: 100px;
}

body {
    width: auto;
    height: 100vh;
    top: 0px;
    left: 0px;
    background: rgba(140, 0, 255, .81);
}

.card {
    margin-top: 10px;
    border: 0px transparent !important;
    -webkit-box-shadow: 0px 0px 20px 0px rgba(0, 0, 0, 0.35);
    -moz-box-shadow: 0px 0px 20px 0px rgba(0, 0, 0, 0.35);
    box-shadow: 0px 0px 20px 0px rgba(0, 0, 0, 0.35);
    text-align: center !important;
}

.card img {
    width: auto;
    height: 160px !important;
}

body {
    font-weight: 300;
    line-height: 1.7;
    font-family: poppins, sans-serif !important;
}

.card .newbutton {
    transition: all 0.3s ease-out;
    border: 0px transparent !important;
    -webkit-box-shadow: 0px 0px 5px 0px rgba(0, 0, 0, 0.35);
    -moz-box-shadow: 0px 0px 5px 0px rgba(0, 0, 0, 0.35);
    box-shadow: 0px 0px 5px 0px rgba(0, 0, 0, 0.35);
    text-align: center !important;
}

.card .newbutton:hover {
    transition: all 0.3s ease-in;
    -webkit-box-shadow: 0 5px 13px 0px rgba(0, 0, 0, 0.35);
    -moz-box-shadow: 0 5px 13px 0px rgba(0, 0, 0, 0.35);
    box-shadow: 0 5px 13px 0px rgba(0, 0, 0, 0.35);
}

.btn,
.btn-mauve {
    border: none !important;
    background: rgba(140, 0, 255, .81);
    color: #FFF;
}

.btn-mauve:hover {
    color: rgba(140, 0, 255, .81);
    background: #FFF;
}