title: Asp.net ListView: how to set fixed size for the colum of the table?
body: <p>i've a 'structure' on a Asp.Net ListView like this (it is an exctract):</p>
  
  <pre><code> &lt;asp:ListView ID="lvSchede" runat="server" DataSourceID="dsWrkCtrTable" GroupItemCount="1"&gt;
  
      &lt;GroupTemplate&gt;
          &lt;tr id="itemPlaceholderContainer" runat="server"&gt;
              &lt;td id="itemPlaceholder" runat="server" style="width: 100%"&gt;
              &lt;/td&gt;
          &lt;/tr&gt;
      &lt;/GroupTemplate&gt;
      &lt;ItemTemplate&gt;
          &lt;td id="Td2" runat="server" style="vertical-align: top;"&gt;
              &lt;table style="background-color: #EEDFCC; padding: 10px 10px 10px 10px; border-style: solid;
                  border-width: 1px; border-color: Gray;"&gt;
                  &lt;tr&gt;
                      &lt;td&gt;    
  </code></pre>
  
  <p>......
  ......</p>
  
  <pre><code> &lt;LayoutTemplate&gt;
          &lt;table runat="server"&gt;
              &lt;tr runat="server"&gt;
                  &lt;td runat="server"&gt;
                      &lt;table id="groupPlaceholderContainer" runat="server" border="0" style="background-color: #FFFFFF;
                          border-color: #999999; border-style: none; font-family: Verdana, Arial, Helvetica, sans-serif;"&gt;
                          &lt;tr id="groupPlaceholder" runat="server" style="padding: 20px 20px 20px 20px;"&gt;
                          &lt;/tr&gt;
                      &lt;/table&gt;
                  &lt;/td&gt;
              &lt;/tr&gt;
              &lt;tr runat="server"&gt;
                  &lt;td runat="server" style="text-align: center; background-color: #CCCCCC; font-family: Verdana, Arial, Helvetica, sans-serif;
                      color: #000000;"&gt;
                  &lt;/td&gt;
              &lt;/tr&gt;
          &lt;/table&gt;
      &lt;/LayoutTemplate&gt;
  </code></pre>
  
  <p>The problem is that my output are columns with different size (follow the image, i've manually deleted string content for my company's privacy):
  <img src="https://i.stack.imgur.com/dr0Vd.png" alt="enter image description here"></p>
  
  <p>Where i've to set the column size to have it ALL the same ?</p>
  
  <p>Thanks </p>