<link rel="stylesheet" type="text/css" href="https://maxcdn.bootstrapcdn.com/font-awesome/4.7.0/css/font-awesome.min.css"/>
<div class="container" align="center">
       <div class="row">
        <div class="col-md-1"></div>
          <div class="col-md-2">
            <div class="square-service-block">
               <a href="#">
                 <div class="ssb-icon"><i class="fa fa-paint-brush" aria-hidden="true"></i></div>
                 <h2 class="ssb-title">Graphics</h2>  
               </a>
            </div>
          </div>
          
          <div class="col-md-2">
            <div class="square-service-block">
               <a href="#">
                 <div class="ssb-icon"> <i class="fa fa-globe" aria-hidden="true"></i> </div>
                 <h2 class="ssb-title">web service</h2>  
               </a>
            </div>
          </div>
          
          <div class="col-md-2">
            <div class="square-service-block">
               <a href="#">
                 <div class="ssb-icon"><i class="fa fa-camera" aria-hidden="true"></i></div>
                 <h2 class="ssb-title">Photography</h2>  
               </a>
            </div>
          </div>
          
          <div class="col-md-2">
            <div class="square-service-block">
               <a href="#">
                 <div class="ssb-icon"><i class="fa fa-font" aria-hidden="true"></i></div>
                 <h2 class="ssb-title">Fonts</h2>  
               </a>
            </div>
          </div>
          
         
          
       </div>
    </div>

    <style type="text/css">
      a:hover, a:focus {
  color: #2a6496;
  text-decoration: none;
}
.square-service-block{
  position:relative;
  overflow:hidden;
  margin:15px auto;
  }
.square-service-block a {
  background-color: #e74c3c;
  border-radius: 50%;
  display: block;
  padding: 5px;
  text-align: center;
  width: 100%;
}
.square-service-block a:hover{
  background-color: rgba(231, 76, 60, 0.8);
  border-radius: 5px;
}

.ssb-icon {
  color: #fff;
  display: inline-block;
  font-size: 20px;
  margin: 0 0 5px;
}

h2.ssb-title {
  color: #fff;
  font-size: 15px;
  font-weight: 200;
  margin:0;
  padding:0;
  text-transform: uppercase;
}

    </style>