main.html

<div>
  <div header></div>
  
  <div class="main-content">
    <p>
      Here it's this page specific content :)
    </p>
  </div>
  
  <div footer></div>
</div>

players.html

<div>
  <div header user="player"></div>
  
  <div class="main-content">
    <p>
      Here it's this page specific content :)
    </p>
  </div>
  
  <div footer></div>
</div>

sports.html

<div>
  <div header user="userModel"></div>
  
  <div class="main-content">
    <p>
      Here it's this page specific content :)
    </p>
  </div>
  
</div>