anchor.diff:                <div class="team-social">
                   <ul class="social-block">
                     <li>
  -                    <a href="https://www.facebook.com/khi.gia.56">
  +                    <a href="https://www.facebook.com/khi.gia.56" target="_blank">
                         <i class="fa fa-facebook"></i>
                       </a>
                     </li>
   
                     <li>
  -                    <a href="https://twitter.com/minhluong_96">
  +                    <a href="https://twitter.com/minhluong_96" target="_blank">
                         <i class="fa fa-twitter"></i>
                       </a>
                     </li>
   
                     <li>
  -                    <a href="https://www.linkedin.com/in/minhluong96">
  +                    <a href="https://www.linkedin.com/in/minhluong96" target="_blank">
                         <i class="fa fa-linkedin"></i>
                       </a>
                     </li>
   
                     <li>
  -                    <a href="https://plus.google.com/u/0/116353019820224326099">
  +                    <a href="https://plus.google.com/u/0/116353019820224326099" target="_blank">
                         <i class="fa fa-google-plus"></i>
                       </a>
                     </li>
  
positive.code:           <div class="col-sm-4 lborder rborder">
            <div class="about-content center">
              <figure>
                  <img id="gear" class="img-fluid center-block rounded-circle" src=<%=image_url( "gear1.png")%>>
                </figure>
                </div>
            </div>
  
negative.code:             <!-- team-member's-bio -->
              <div class="team-bio">
                <figure>
                  <img class="img-fluid center-block rounded-circle" src=<%=image_url("team-2.jpg")%>>
                </figure>
                <div class="team-description">
                  <div class="member-name">Luong Nhat Minh</div>
  