can normal hlml5 tags be used in ionic framework to give square buttons

I am trying to give square buttons in an app made using ionic framework. Its displaying blank. Any help? Here is my the http://codepen.io/sanand29/pen/mKkvw
<table> <tr> <td> <div class="dummy"></div> <div class="content">1</div> </td> <td> <div class="dummy"></div> <div class="content">1</div> </td> <td> <div class="dummy"></div> <div class="content">1</div> </td> </tr> <tr> <td> <div class="dummy"></div> <div class="content">1</div> </td> <td> <div class="dummy"></div> <div class="content">1</div> </td> <td> <div class="dummy"></div> <div class="content">1</div> </td> </tr> <tr> <td> <div class="dummy"></div> <div class="content">1</div> </td> <td> <div class="dummy"></div> <div class="content">1</div> </td> <td> <div class="dummy"></div> <div class="content">1</div> </td> </tr> <table>

when I am using this in ionic framework nothing is being displayed. How will I make responsive squares with a link to each boxes